In my late-90s undergrad dorm, this happened all the time. Somebody down the hall would have the system cranked, hooked up to the computer. 3am, he gets an IC

In my late-90s undergrad dorm, this happened all the time. Somebody down the hall would have the system cranked, hooked up to the computer. 3am, he gets an ICQ message. A thundrous UH-OH wakes half the hall.