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<p class="MsoNormal" style="margin:0in 0in 0.0001pt;font-size:10pt;font-family:"Calibri","sans-serif""><span style="font-size:12pt;font-family:"Times New Roman","serif"">(NOTE: Repeated Reminder with unchanged contents.)<span></span></span></p>
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<p class="MsoNormal" style="margin:0in 0in 0.0001pt;font-size:10pt;font-family:"Calibri","sans-serif""><b><span style="font-size:14pt;font-family:"Times New Roman","serif"">September 15,
2021</span></b><b><span style="font-size:14pt;font-family:"Times New Roman","serif""><span></span></span></b></p>
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<p class="MsoNormal" style="margin:0in 0in 0.0001pt;font-size:10pt;font-family:"Calibri","sans-serif""><b><span style="font-size:14pt;font-family:"Times New Roman","serif"">Potpourri</span></b><span style="font-size:14pt;font-family:"Times New Roman","serif""> (Probably
can't do them all)<br>
</span><span style="font-size:14pt;font-family:"Cambria Math","serif"">⇒</span><span style="font-size:14pt;font-family:"Times New Roman","serif""> Adventures in Tiling the Plane (Ken
Cutter)<br>
</span><span style="font-size:14pt;font-family:"Cambria Math","serif"">⇒</span><span style="font-size:14pt;font-family:"Times New Roman","serif""> The Simplest Math Problem No one Can
Solve – Collatz Conjecture <a href="https://www.youtube.com/watch?v=094y1Z2wpJg" title="https://www.youtube.com/watch?v=094y1Z2wpJg" style="color:blue;text-decoration:underline" target="_blank">video</a> (22m)<br>
</span><span style="font-size:14pt;font-family:"Cambria Math","serif"">⇒</span><span style="font-size:14pt;font-family:"Times New Roman","serif""> How Pi was calculated for years until
Isaac Newton came along. (19m) suggested by Larry Wittig <a href="https://www.youtube.com/watch?v=gMlf1ELvRzc" title="https://www.youtube.com/watch?v=gMlf1ELvRzc" style="color:blue;text-decoration:underline" target="_blank">video</a><br>
</span><span style="font-size:14pt;font-family:"Cambria Math","serif"">⇒</span><span style="font-size:14pt;font-family:"Times New Roman","serif""> The Skill of Humor <a href="https://www.youtube.com/watch?v=MdZAMSyn_As" title="https://www.youtube.com/watch?v=MdZAMSyn_As" style="color:blue;text-decoration:underline" target="_blank">video</a> (19m)<br>
</span><span style="font-size:14pt;font-family:"Cambria Math","serif"">⇒</span><span style="font-size:14pt;font-family:"Times New Roman","serif""> Rough Fractals <a href="https://www.ted.com/talks/benoit_mandelbrot_fractals_and_the_art_of_roughness?language=en" title="https://www.ted.com/talks/benoit_mandelbrot_fractals_and_the_art_of_roughness?language=en" style="color:blue;text-decoration:underline" target="_blank">video</a>
(17m)<b><i><span style="font-weight:normal"><span></span></span></i></b></span></p>
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<p class="MsoNormal" style="margin:0in 0in 0.0001pt;font-size:10pt;font-family:"Calibri","sans-serif""><span style="font-size:12pt;font-family:"Times New Roman","serif""><span> </span></span></p>
<p class="MsoNormal" style="margin:0in 0in 0.0001pt;font-size:10pt;font-family:"Calibri","sans-serif""><b><i><span style="font-size:12pt;font-family:"Times New Roman","serif";color:black">SPECIAL NOTE - </span></i></b><i><span style="font-size:12pt;font-family:"Times New Roman","serif";color:black">Links to many of our previous sessions are
available online at <a href="http://lctg.toku.us/" style="color:blue;text-decoration:underline" target="_blank">http://lctg.toku.us/</a>,
thanks to the diligence of Steve Isenberg. This includes the space-oriented
presentations of Mars Landing from February 24, Venus Temperature from March 17,
Apollo Mission from April 14, Space Debris from May 5, Oumuamua from May 19 and
Helicopter Flight on Mars from May 26.<span></span></span></i></p>
<p class="MsoNormal" style="margin:0in 0in 0.0001pt;font-size:10pt;font-family:"Calibri","sans-serif""><span style="font-size:13.5pt;font-family:"Times New Roman","serif";color:black"><span> </span></span></p>
<p class="MsoNormal" style="margin:0in 0in 0.0001pt;font-size:10pt;font-family:"Calibri","sans-serif""><span style="font-size:12pt;font-family:"Times New Roman","serif";color:black">We, the Lexington
Computer and Technology Group, will meet Wednesday at the usual 10AM Eastern
Time, BUT ONLINE, using the Zoom Video Conferencing Application, facilitated by
Steve Isenberg. </span><span style="font-size:12pt;font-family:"Times New Roman","serif""><span></span></span></p>
<p class="MsoNormal" style="margin:0in 0in 0.0001pt;font-size:10pt;font-family:"Calibri","sans-serif""><span style="font-size:12pt;font-family:"Times New Roman","serif";color:black">There is an instruction
page at <a href="https://toku.us/zoomish" style="color:blue;text-decoration:underline" target="_blank">https://toku.us/zoomish</a>
but note that the URL and phone number shown are examples.</span><span style="font-size:12pt;font-family:"Times New Roman","serif""><span></span></span></p>
<p class="MsoNormal" style="margin:0in 0in 0.0001pt;font-size:10pt;font-family:"Calibri","sans-serif""><span style="font-size:12pt;font-family:"Times New Roman","serif""><span> </span></span></p>
<p class="MsoNormal" style="margin:0in 0in 0.0001pt;font-size:10pt;font-family:"Calibri","sans-serif""><span style="font-size:12pt;font-family:"Times New Roman","serif";color:black">Sometime after 9:45 AM
on Wednesday, choose one of the following options:</span><span style="font-size:12pt;font-family:"Times New Roman","serif""><span></span></span></p>
<ul style="margin-bottom:0in" type="disc"><li class="MsoNormal" style="margin:0in 0in 0.0001pt;font-size:10pt;font-family:"Calibri","sans-serif""><span style="font-size:12pt;font-family:"Times New Roman","serif";color:black">If you have the Zoom application installed, start it and join
meeting with ID 972 6146 0830</span><span style="font-size:12pt;font-family:"Times New Roman","serif""><span></span></span></li><li class="MsoNormal" style="margin:0in 0in 0.0001pt;font-size:10pt;font-family:"Calibri","sans-serif""><span style="font-size:12pt;font-family:"Times New Roman","serif";color:black">From your browser, go to: <a href="https://zoom.us/j/97261460830" style="color:blue;text-decoration:underline" target="_blank">https://zoom.us/j/97261460830</a></span><span style="font-size:12pt;font-family:"Times New Roman","serif""><span></span></span></li><li class="MsoNormal" style="margin:0in 0in 0.0001pt;font-size:10pt;font-family:"Calibri","sans-serif""><span style="font-size:12pt;font-family:"Times New Roman","serif";color:black">>From your smartphone, tap this: +16468769923,,97261460830</span><span style="font-size:12pt;font-family:"Times New Roman","serif""><span></span></span></li><li class="MsoNormal" style="margin:0in 0in 0.0001pt;font-size:10pt;font-family:"Calibri","sans-serif""><span style="font-size:12pt;font-family:"Times New Roman","serif";color:black">From a “dumb” telephone, call 1 646 876 9923 and enter
meeting ID: 972 6146 0830 </span><span style="font-size:12pt;font-family:"Times New Roman","serif""><span></span></span></li></ul>
<p class="MsoNormal" style="margin:0in 0in 0.0001pt;font-size:10pt;font-family:"Calibri","sans-serif""><span style="font-size:12pt;font-family:"Times New Roman","serif";color:black">Once the connection is
established, you may need to locate and use the on-screen controls that turn on
the sound and the video. You should be able to see and hear others and they
should be able to see and hear you, if you have a camera and microphone (each
of which you can unmute selectively).</span><span style="font-size:12pt;font-family:"Times New Roman","serif""><span></span></span></p>
<p class="MsoNormal" style="margin:0in 0in 0.0001pt;font-size:10pt;font-family:"Calibri","sans-serif""><span style="font-size:12pt;font-family:"Trebuchet MS","sans-serif";color:rgb(11,83,148)">If this email wasn't addressed to you and you
would like to join the group, or if you have a friend or colleague who might
also be interested in joining, it's easy. Ask them to go to the group's
wiki page at </span><span style="font-size:12pt;font-family:"Times New Roman","serif""><a href="http://LCTG.toku.us" style="color:blue;text-decoration:underline" target="_blank"><span style="font-family:"Courier New"">http://LCTG.toku.us</span></a></span><span style="font-size:12pt;font-family:"Courier New";color:rgb(11,83,148)"> </span><span style="font-size:12pt;font-family:"Trebuchet MS","sans-serif";color:rgb(11,83,148)">and follow the simple
instructions under "Join the Email List". By being a member of
the group you'll get reminders of upcoming meetings and infrequent related
messages. No advertising. The list is tightly managed.<span></span></span></p>
<p class="MsoNormal" style="margin:0in 0in 0.0001pt;font-size:10pt;font-family:"Calibri","sans-serif""><span style="font-size:12pt;font-family:"Trebuchet MS","sans-serif";color:rgb(11,83,148)">Membership is free and given that all meetings
are using Zoom you only need to be connected to the Internet to join.
It's ok to join from anywhere you can get a decent Internet connection, even if
you're in orbit around Earth or on another planet or a moon (if you're connecting
from somewhere not on Earth, we'd like to chat).</span><span style="font-size:12pt;font-family:"Times New Roman","serif""><span></span></span></p>
<p class="MsoNormal" style="margin:0in 0in 0.0001pt;font-size:10pt;font-family:"Calibri","sans-serif""><b><i><span style="font-size:16pt;font-family:"Times New Roman","serif";color:black">Below are our plans for Upcoming Meetings. For
more schedule information, please refer to <a href="https://wiki.toku.us/doku.php?id=lctg_speaker_schedule" style="color:blue;text-decoration:underline" target="_blank">https://wiki.toku.us/doku.php?id=lctg_speaker_schedule</a>
We will continue to have an online presentation (almost) every Wednesday until
it is prudent for us to resume meeting in person.<span></span></span></i></b></p>
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<p class="MsoNormal" style="margin:0in 0in 0.0001pt;font-size:10pt;font-family:"Calibri","sans-serif""><b><span style="font-size:14pt;font-family:"Times New Roman","serif"">September 22,
2021<span></span></span></b></p>
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<p class="MsoNormal" style="margin:0in 0in 0.0001pt;font-size:10pt;font-family:"Calibri","sans-serif""><b><span style="font-size:14pt;font-family:"Times New Roman","serif"">Caught in the
Cosmic Web</span></b><span style="font-size:14pt;font-family:"Times New Roman","serif"">,
presented by Margaret Geller. Margaret made the first and several recent maps
of the distribution of galaxies in the universe, showing that they are not
distributed randomly in space but form interesting patterns that repeat on
the largest scales.<b><span></span></b></span></p>
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<p class="MsoNormal" style="margin:0in 0in 0.0001pt;font-size:10pt;font-family:"Calibri","sans-serif""><b><span style="font-size:14pt;font-family:"Times New Roman","serif"">September 29,
2021<span></span></span></b></p>
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<p class="MsoNormal" style="margin:0in 0in 0.0001pt;font-size:10pt;font-family:"Calibri","sans-serif""><b><span style="font-size:14pt;font-family:"Times New Roman","serif"">Cryptocurrency</span></b><span style="font-size:14pt;font-family:"Times New Roman","serif""> <a href="https://youtu.be/PVo5wCSnmSs" title="https://youtu.be/PVo5wCSnmSs" style="color:blue;text-decoration:underline" target="_blank">video</a>
(55m)<br>
Cryptocurrency and the IRS: What No One Knew About Taxes <a href="https://talksat.withgoogle.com/talk/cryptocurrency-and-the-irs-what-no-one-knew-about-taxes" title="https://talksat.withgoogle.com/talk/cryptocurrency-and-the-irs-what-no-one-knew-about-taxes" style="color:blue;text-decoration:underline" target="_blank">video</a>
(24m)<span></span></span></p>
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