I'm the kind of person who people occasionally spontaneously offer drugs to, depending on the context. Not frequently, but also not rarely. What kind of context is a friendly semi-professional conference in the Bay Area?

For the purposes of this question, all drugs count regardless of legality:

Sugar and other chemicals which have physiological effects but are not in recreational or therapeutic forms don't count. i.e., a 

Only sincere unsolicited offers that happen at the conference or directly related social circumstances qualify. So, the following circumstances don't count:

I am intending to attend Manifest. If I don't, this resolves N/A. Otherwise, resolves to the number of 

See also the question you were really looking for: