Just wait until you ask them to define what exactly 'politics' is. You'll either get no response or it'll boil down to 'the things I don't like.' And to clarif

Just wait until you ask them to define what exactly 'politics' is. You'll either get no response or it'll boil down to 'the things I don't like.' And to clarify, this is actually a really important question because it predicates the entire discourse of separating social media and networks from politics.