@nekojanai Maybe people just like being abusive to others.
Hopefully you feel safe on here, given there is a lot of abuse of people on mainstream social media.
Ben Cabango and Rabbi Matondo: Police investigate racist abuse on social media
https://www.bbc.co.uk/sport/football/56555396
If it happens to you, record it, collect the evidence and report, the more people that speak out, hopefully something will get done or other victims may come forth with more information.