Eric Thomas, who created the L-Soft listserver software that's called LISTSERV, noted on the LISTSERV list owners' forum that today is the software's 20th anniversary and his 40th birthday. A history of the ubiquitous software is here.
If you subscribe to many mailing lists, you're probalby a LISTSERV user. The stuff runs like a tank!
Happy birthday to both. And thanks Eric for developing LISTSERV.