Becareful from a privacy perspective. "User bob is active" is different than "User bob is active since <specific timesamp>". That said, in forensics, random thi

Becareful from a privacy perspective. "User bob is active" is different than "User bob is active since <specific timesamp>". That said, in forensics, random things storing timestamps is a big treasure trove. The most innocent logs or entries can be correlated with something else about a user to figure out what they did.