Johan van der Knijff<p>Funnily enough this immediately gave me inspiration for a new (yet to be written) follow-up to my 2014 post about <a href="https://digipres.club/tags/QuattroPro" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>QuattroPro</span></a> for <a href="https://digipres.club/tags/DOS" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>DOS</span></a> spreadsheets.</p><p>Back then I declared those obsolete because no modern application was able to read them. </p><p>Fast-forward 11 years, and <span class="h-card" translate="no"><a href="https://fosstodon.org/@libreoffice" class="u-url mention" rel="nofollow noopener" target="_blank">@<span>libreoffice</span></a></span> calc appears to read them without any problems at all!</p>