Paolo Amoroso<p>The Xerox PARC alumni who contribute to the Medley Interlisp project shared the buttons they collected at computing conferences in the 1980s and 1990s such as AAAI, IJCAI, SIGGRAPH.</p><p>The buttons are awesome and span a range of languages and systems such as Interlisp, Lisp Machines, Smalltalk, Unix, Modula-2, Mesa, Pilot, and more. Be sure to go through the whole thread.</p><p><a href="https://groups.google.com/g/lispcore/c/ylsMetI3D0I/m/CtGXmMn3AQAJ" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">groups.google.com/g/lispcore/c</span><span class="invisible">/ylsMetI3D0I/m/CtGXmMn3AQAJ</span></a></p><p><a href="https://fosstodon.org/tags/retrocomputing" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>retrocomputing</span></a> <a href="https://fosstodon.org/tags/interlisp" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>interlisp</span></a> <a href="https://fosstodon.org/tags/lisp" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>lisp</span></a> <a href="https://fosstodon.org/tags/smalltalk" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>smalltalk</span></a> <a href="https://fosstodon.org/tags/unix" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>unix</span></a></p>