Nick<p><span class="h-card" translate="no"><a href="https://mastodon.social/@nixCraft" class="u-url mention" rel="nofollow noopener" target="_blank">@<span>nixCraft</span></a></span> </p><p>I learned how to program in BASIC after my Dad taught me what he knew about oscilloscopes. He was an ET3, an enlisted electronics and radar repairman in the US Navy during the Vietnam era. That looks like a waveform of some type on that old HP <a href="https://infosec.exchange/tags/luggable" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>luggable</span></a> - yes this is what many people called them, back then. I'm 48 years old, and I remember seeing several of these luggables at Oregon State University's public auctions back in the early through the mid nineties.</p>