He says he got burnt by piracy fairly badly: computer magazines were including the full version of his app on their cover disks all over the world, ISPs were handing his app to their customers, and his company was too small to stop them.
edit: I was not being sarcastic. I wouldn't mind chipping a few bucks if a hat is going around.
I found his name via a report at http://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.40....
If this is the guy, what should we do? Should somebody ask him what he would like?
(Though now I think about it, were they annoyed at the commercialisation of a piece of research? Being a Uni, probably. Either way, you've left an impression!)
It seems to me that people are donating because you've earned it. If you really feel a need to give back, perhaps the gift of education would be better. W. Richard Stephen's TCP/IP Illustrated is a great book, but looking long in the tooth these days. I'm sure you've forgotten more about TCP/IP than most of us have learned, but perhaps a book on TCP/IP by a guy that wrote a stack would be a good start?
I've posted a HN ditty:
However, if any of you figure out some grand gesture to show appreciation please count me in. To me, he helped the web get started... An unsung hero. :)
I'm going to suggest that he sets up a paypal account we can contribute to. I will also set up a website at lunch time, I think.
He's a bit surprised by the sudden attention and says he will be commenting on the thread soon.