Totally anecdotally, I've noticed a lot of vegans that I know have a strong leaning to socialise with other vegans, who often discuss veganism and end up with a

Totally anecdotally, I've noticed a lot of vegans that I know have a strong leaning to socialise with other vegans, who often discuss veganism and end up with a lot of pro-vegan/anti-omnivore content on their social media feeds. So from my observations a social echo chamber exists that makes my acquaintances feel that the world urgently needs to progress towards veganism to avert social injustice/climate change/other existential issues/etc.