Sysops of BBSes used to watch their users while they were online. When the BBS only had one line this was easy (and often you couldn't do anything else BUT watc

Sysops of BBSes used to watch their users while they were online. When the BBS only had one line this was easy (and often you couldn't do anything else BUT watch them.) So, to say that analysing user behaviour is new is probably an overstatement, at least in the BBS example.