My Biggest Regret as a Programmer
Here's the software he seems to have been the owner for :<p><a href="https://books.google.com.au/books?id=ljsEAAAAMBAJ&lpg=PT31&ots=_I_9RRtE_F&dq=trapeze%20excel&pg=PT30#v=onepage&q&f=false" rel="nofollow">https://books.google.com.au/books?id=ljsEAAAAMBAJ&lpg=PT31&o...</a><p>Certainly looks like it had potential. Of course he was going up against microsoft at that time. Certainly wouldn't have been easy.