If you look at "old" internet: fidonet telnet bitnet ftp fsp wais netnews whois++ gopher relaynet ... i mean irc is one of the only ones that is still used, and mostly as it was 35 years ago. Pretty impressive.
People love knocking on IRC but people are still on it, still using it...
People love knocking on IRC but people are still on it, still using it...