In the pre-internet-for-everybody days (and even quite a while afterwards) zmodem and other file transfer protocols were pretty much the only way short of mailing floppy discs to get a file from one place to another, and there wasn't a terminal package or a BBS system that did not support it. Even today plenty of terminal programs will happily respond to the download initiation sequence.
Yes, but for very obvious reasons not in this thread. The most abbreviated version of that story would be: I indirectly owe Chuck Forsberg all of my wealth.