1.) In all fairness, those are two different people making those statements. It lacks a certain self-awareness I agree, but it's not to the same degree if it had been the same person.

2.) I genuinely believe it's due to social media. Twitter specifically is very divisive and that's where most journalists gather. The feedback loops are too rewarding. You call out a "tech bro" for saying something racist and you're rewarded with thousands of likes and retweets. It drives people to seek that out at all costs.