Remember interviewing for a security role at Phillip Morris who owns the IQOS e-cigaret brand. They bragged about how the device phoned home every time it could get a bluetooth or wifi connection, to inform of consumption amount and patterns - so they could proactively send users more nicotine.

He dramatically revealed that they were no longer selling tobacco, but rather "Nicotine as a service"

Needless to say, I decided not to work for a merchant of death