https://mckoss.com/ Recent content on mckoss.com | Mike Koss Hugo en-us Fri, 26 Jun 2026 19:42:00 -0700 https://mckoss.com/posts/excel-at-40/ Fri, 26 Jun 2026 19:42:00 -0700 https://mckoss.com/posts/excel-at-40/ A talk I gave for Excel&rsquo;s 40th anniversary about the history behind the first version of Microsoft Excel, along with a BBC Witness History interview about the same story. https://mckoss.com/posts/vibe-coding-morse-news/ Mon, 01 Jun 2026 11:45:00 -0700 https://mckoss.com/posts/vibe-coding-morse-news/ I vibe coded a small Morse code practice page that turns current news headlines into CW audio, then linked it up with a couple of older Morse code reference tools for ham radio contacts and visualizing the code. https://mckoss.com/posts/whidbey-island-dashboard/ Fri, 01 May 2026 07:00:00 -0700 https://mckoss.com/posts/whidbey-island-dashboard/ <pre><code>We recently bought a vacation home on Whidbey Island — and I turned a spare TV into an ambient dashboard showing tides, weather, and ferry schedules. It's free to use at whidbey-dashboard.mckoss.com. </code></pre> https://mckoss.com/posts/paper-enigma/ Thu, 25 Mar 2021 21:29:01 -0700 https://mckoss.com/posts/paper-enigma/ <p>This paper simulator of a German Enigma machine is 100% compatible with the real thing; you can send and receive messages between the Paper Enigma and the WWII-era cryptography machine.</p> https://mckoss.com/posts/revamping-mckoss/ Wed, 24 Mar 2021 20:43:43 -0700 https://mckoss.com/posts/revamping-mckoss/ <pre><code>The history of mckoss.com and it's conversion to a statically generated web site. </code></pre>