Archive for posterity: Sold a little more fractional Bitcoin shares

Posted By on February 18, 2021

Almost 1 year ago, I started to use the Chromium-based Brave Browser and an Uphold account to receive the BAT (Basic Attention Token). I convert to Bitcoin along with the income generated on MyDesultoryBlog.com … which currently seems to be the digital currency of choice; I really did it just for the fun of it and learn.

Bitcoin210217

In the autumn of 2020, as Bitcoin prices climbed, I decided to cash-in (convert to USDs) what I “earned” and keep only the gain in Bitcoin – known as using the house’s money (I haven’t added/purchased any new cryptocurrency since).

This week as the price of Bitcoin surged again, I decided to sell half of what was left and ponder in amazement the moves in Bitcoin. How high will it go before people once again sell it and capitalize on the shocking move up? (a reminder, unlike company stock which can reward shareholders as the company grows,

BitcoinChart_Mar2020-Mar2021

The amateur economist in me wonders if this is move out of dollars to Bitcoin (a modern day precious metals) is a reaction to inflation fears, but I’m not really sensing this new breed of crypto trader is doing anything more than speculating?

The retirement dividend income plan was challenged in 2020

Posted By on February 17, 2021

For those of us living in a post-pension world, planning for retirement comes down to how much can be saved in 401K and IRAs … RetirementSavingPlanand how to make it last once retired. Most people rely on the “multiple buckets approach” to coming up with enough dollars to pay for bills and “hopefully” live comfortably (Social Security, savings, real estate, reduced spending).  Sadly, many will be falling short and relying on government, charity, familyand expecting to die early. It’s just the sad fact that even if we are saving, it is costing more to live. Taxes, utilities, medical care, autos, insurance, food and medicine continue to compete for our, savings. Even those who did everything right, might find that their self-planning or advisor’s advice is not working the way they had planned.

OneInThreeRetirement Motley Fool in 2016

Most advice, for those without a pension, goes like this: (more…)

Workshop brainstorming for better chip and dust containment

Posted By on February 16, 2021

dustcollectors_illustrationIt is time for a little more research on better dust and chip control in my basement workshop. Brenda can deal with the noise and giving me a place to escape, but she is not fond of the dust that makes its way upstairs – those with 515L4RR-PfL._AC_SL1000_basement woodworking workshops know what I mean. I’ve tried to control the bulk of the dust by setting up the planer in the detached poolhouse garage shop … or even use it half outside with the rear overhead door open when the weather permits it, but it is hard to control the basement sawdust from the tablesaw, router table, sanders, etc … ShopsmithChipcollector2without a better vacuum system and dust filtration set-up.

My current set up is better than just a shopvac, but the 2-1/2” low-ish airflow 35 year old Shopsmith DC3300 system isn’t as good as it could be (if I upgrade, I could use it stand-alone on the DeWalt planer instead of the chip separator)? The Jet AFS-1000B does a pretty good job with airborne dust, but in my opinion having less of wood dust in the air would be a lot better.

The best solution would be to have the dust collector “outside” (or at least in the garage) .. but that would prove to be challenging since it would require a 6” hole and equipment space in a different weather protected location. This is probably overkill for my needs, AddingW1666DustCollectorbut I still like it. More realistic is an improved system in the shop. I’d love to have a full duct running the length of my workshop, but then there’s the falloff in CFM as the distance increases.

Years ago I put plastic pipe in my workshop walls to 4 locations, but have been sorely disappointed. The 2-1/2 pipes are too small and 90 degree elbows decreases the efficiency of an already weak system.

So, my current thinking is to utilize the open corner behind my tablesaw and  outfeed table (currently occupied by my somewhat portable small Shopsmith bandsaw). I’ve already dropped the old electric cooktop’s 220V electric for my Delta cabinet saw ShopsmithBandsaw_IkeaLEDLigand could piggyback a decent size Shop Fox W1666 2 HP dust collector. I could either then use the 6” main Inlet directly to the table saw or split the 1550 CFM system into 2-4” inlets .. one dedicated to the table saw and the other hosed to the sander, router table, bandsaw, 51fDYIMtn L._AC_SL1000_etc as needed? As for footprint space, the 33-1/2” length and 21-1/2” would fit in the corner mentioned above. I’m not fond of the noise, but then it would only be running when a machine was on anyway.

Perhaps I can convince Brenda to get me this for my birthday this year … but will look just to see how expensive and large a two-stage or even canister kit collector is … or maybe just go with a more expensive Jet 710702K DC-1200VX-CK1 with the 2-Micron Canister Kit and Vortex Cone to keep most of the sawdust in the plastic bag (see below)?

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Winter weather for mid-February 2021. More snow.

Posted By on February 15, 2021


Click here for ani-gif above for full 25 second iPhone slow-motion video

The icy sleet on top of our existing snow and pre-cleared roads has made travel dangerous this Monday afternoon in southwest Ohio. Thankfully for President’s Day Brenda and I are home (although it was by chance and not planned) and are able to enjoy watching the sleet change to big lazy snowflakes. Wouldn’t you know, the year I opted to forego putting the snowblower on the tractor is the year it might be really needed. Ugh! 🙁

EDIT: Adding a photo for the archive after shoveling the new snow on February 16, 2021.

Music Monday: Steely Dan – “Peg” from their 1977 album Aja

Posted By on February 15, 2021

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Happy Valentine’s Day to friends and family, especially my girls!

Posted By on February 14, 2021

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The coyotes in southwestern Ohio are healthy and active

Posted By on February 13, 2021

We live in a fairly developed area and yet the variety of animals surviving amidst the traffic and people continues to amaze me. TwoLargeCoyotesChristmasDay201225When we built in Liberty Township, Ohio in the mid-1990s you would have called our area “developing but rural.” Now, there is no question we are suburban and “in my opinion” … over built and a too populated (it is still nice).

We definitely share our environment though and it is surprising how often I see not just small wildlife, but ones that I would think require a bit more “wild” than we have to offer? The deer have forever been a problem damaging trees and jumping fences. The foxes hide out in our fire-pile and we’ve had a number of skunks, mink, raccoons, hawks (eating), possums, snakes and even feral cats and a Blue Heron on the roof! We’ve also had our share of coyotes … which I’m noticing are bolder and BIGGER. One male was so large that it now jumps over our fence rather than slipping through it (the female partner still goes through the fence).

BackyardCoyoteTracks210212

With the recent snow (and absence our Tootsie), I’ve noticed the pairs tracks now sneak around closer to our house rather then further in the backyard or making a beeline across the front yard. 

The pitfalls of Zoom meetings: “I am not a cat” #humor

Posted By on February 12, 2021

It was the Zoom video that nearly broke the Internet this past week and it made me smile enough to save the mp4 video to my blog. Very funny. 😊
 

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Just how safe are your passwords and online security measures?

Posted By on February 12, 2021

My friend Jeff is a cyber security guy and is regularly interrogating me about “best practices” online. I suspect he sees so much that it nearly frightens him away from password_gettyimages-808422590putting anything online (which is nearly impossible these days).

When I first started working with computers in the early 1980s (prior to being online), a simple user name and 6-digit password seemed relatively safe … considering access to  the computer was limited AND the data stored on the computer was of little interest to others. This all changed when we plugged our computers into modems and started “logging into” bigger mainframes and bulletin board services (BBS) … and  then online data sharing servers. Eventually “online services” like AOL, Prodigy and Compuserve popped up requiring a bit more security on our part … especially since logging in started the billing meter.

Once the Internet and “web” grew, so did the proliferation of cyber theft, spreading of viruses and those keylogging devices. Everybody I knew had a notebook full of login instructions … including usernames and passwords … Breachesso I develop a primitive “personal encryption code.” Thankfully the “white hats” continued to build defenses and both hardware and software manufacturers started to take security precautions.

Nowadays with everything online, the BILLIONS available to cyber criminals is too much to resist and it is rare for someone to be online without being compromised in one way or another. Besides using caution when choosing devices that we use online, the emails we open and the websites we visit, we can be more diligent about securing login information — also avoid Chinese chip and equipment. In the past few years have become more and more reliant on encrypted password managers (stored online – ugh). Jeff still used his only encryption software as he doesn’t trust that these online password managers will forever be secure; I suspect he is correct, but still I use them? 

Besides the password managers themselves, every service and company that collects or has information on you is another weak link. Therefore most people have been compromised in one way or another. Here are a couple of ways to check:

Have I Been Pwned and Is Someone Spying On You?

I know what you are thinking … but yes both are reputable and ask only for your email address. They then match your email address against a database of known breaches.

Both services have their appeal. HaveIBeenPwned’s reputation attracts those who wish to publicize their attacks, so the site’s breach reporting seems comprehensive. The site will list the breaches that an email address has been caught up in, along with any corollary information—such as your gender or what your phone number is, for example. The site organizes the breaches by the service attacked, not the date. Why is this important? Because if your email was exposed in a breach in 2016, for example, chances are that your password has been changed since then. But if your email and password were exposed last month, you’ll want to change them right away.

LINK

Another option if you use a password manager is to opt for their paid service which monitors the “dark web” to see if you information shows up. Of course that means it has already been stolen, but at least you might be able to intercede early and make changes in order to protect data or prevent any further breaches?

What do you know about the Tennis Racket Theorem?

Posted By on February 11, 2021

After reading about the Dzhanibekov Effect and seeing a demonstration, I just had to know more.

The tennis racket theorem or intermediate axis theorem is a result in classical mechanics describing the movement of a rigid body with three distinct principal moments of inertia. It is also dubbed the Dzhanibekov effect, after Russian cosmonaut Vladimir Dzhanibekov who noticed one of the theorem’s logical consequences while in space in 1985[1] although the effect was already known for at least 150 years before that.[2][3]

The theorem describes the following effect: rotation of an object around its first and third principal axes is stable, while rotation around its second principal axis (or intermediate axis) is not.

This can be demonstrated with the following experiment: hold a tennis racket at its handle, with its face being horizontal, and try to throw it in the air so that it will perform a full rotation around the horizontal axis perpendicular to the handle, and try to catch the handle. In almost all cases, during that rotation the face will also have completed a half rotation, so that the other face is now up. By contrast, it is easy to throw the racket so that it will rotate around the handle axis (the third principal axis) without accompanying half-rotation around another axis; it is also possible to make it rotate around the vertical axis perpendicular to the handle (the first principal axis) without any accompanying half-rotation.

The experiment can be performed with any object that has three different moments of inertia, for instance with a book, remote control or smartphone. The effect occurs whenever the axis of rotation differs only slightly from the object’s second principal axis; air resistance or gravity are not necessary.

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Desultory - des-uhl-tawr-ee, -tohr-ee

  1. lacking in consistency, constancy, or visible order, disconnected; fitful: desultory conversation.
  2. digressing from or unconnected with the main subject; random: a desultory remark.
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