Since you're offering anecdotes as information, I'll also add that about 20-30% of my friends are vegetarian here in the UK. None are vegan, though. I think it

Since you're offering anecdotes as information, I'll also add that about 20-30% of my friends are vegetarian here in the UK. None are vegan, though. I think it's a two-parter: There's a degree of social pressure within groups, but it's also a function of where you live. As part of a university-dense area there's a lot of eco-conscious vegetarians here - which makes it easier to market to vegetarians - so they have more options - which makes it easier to be vegetarian. Feedback loops.