But how real is that? What you see happening is this archetype that probably only represents a minority of vegans, and it gets blown up out of proportion and al

But how real is that? What you see happening is this archetype that probably only represents a minority of vegans, and it gets blown up out of proportion and all of a sudden this is what you're talking about whenever you're talking about "vegans". You see it time and again, whether it's coeliacs, environmentalists, vegans, or any other out-group that goes against the grain of established ways of doing things.