Not really a virus, but coworker left his laptop open and unattended for a while. As punishment, I installed a script with a cron job that ran at random intervals between 10 minutes and 2 hours. The script set the speaker volume to just barely audible, played a sound of a whisper voice that just said "hey", then reset the volume back to where it was.
If you control the DNS and the mail server, you get to decide where it goes. However, if any senders or recipients are on gmail, Google basically has all of those emails' content.
I wouldn't think so because you would need tens or hundreds of Bluetooth/WiFi radios. Even then they could still know that "here comes that guy with hundreds of Bluetooth/WiFi radios."
A simpler solution might be to use randomized and regularly rotated mac addresses for your WiFi chips, which is easy enough on any android/Linux device. However, I'm not sure what other unique identifiers they could use for fingerprinting.
Maybe he used to be a piece of shit, but people can change. I used to be a piece of shit... slicked back hair, white bathing suit, sloppy steaks, white couch. You would have not liked me back then.
I used to work with a lot of HP's industrial printers. The automated maintenance routines always take so damn long, and they break all the time. We always said HP stands for Have Patience.
CHOCO is LATE