Earlier quoted context omitted.
Sounds like you met a bunch of junkies that are so determined that they picked their career around drug-access.
Maybe I'm just unlucky, but I have met 4 vets now, all in different walks of life (yoga class, my rock climbing buddies, an ex-colleague who did a career change, and a cousin), and all of them have at least experimented with animal drugs... Hard to believe it isn't widespread in the industry.
also, ketamine has been shown to help with depression. could be that people are self-medicating.