The problem has more to do with validation and echo chamber. It wouldn't be a huge issue if these kind of comments would stay constrained in the digital realm.

The problem has more to do with validation and echo chamber. It wouldn't be a huge issue if these kind of comments would stay constrained in the digital realm. But as people see that the tone and hardline position is shared by a lot of other people, they feel empowered and validated, so that that behavior starts rippling in the "real" world.