>>2612157 lb

The problem is that you care how people spend their free time, actually.

Anyone that suggests it's not habit forming is kidding themselves. Beyond that, one can easily develop avoidance behavior which may contribute to an anxiety disorder. It also reduces fertility and tends to scale back motivation (think of how passive stoners are).

However, with all of that being said, it's genuinely one of the least harmful drugs out there. So, if you're up for doing a drug, this is one of your best bets.