I don't know him. Just imagine what would have happened had I sent letters apparently from him or posted embarrassing or inflammatory articles to newsgroups such as alt.sex. This attitude goes back a ways. I would hope not, since anyone who can get at your mother's computer would clear your mother's account. As for the bank holding a computer generated check, their policy seems strange.
Most companies pay employees with computer generated checks.
I'm very curious. But then the computer system and the staff had better be trustworthy. I read of a ring of payroll check counterfeiters that was caught recently. Then he looked more closely and noticed misspellings, incorrect addresses, etc., and called the police. It manifests itself in a variety of ways, but the basic issue is that computers are making it easier and cheaper to generate documents that look official and genuine.