Absolutely no need to feel guilty. You were offended. They agreed with your being offended. The person will come back better behaved and help everyone enjoy SW. Thank you.
@SW-User I assume you were unhappy with what the person did?
SW-User
@Zeusdelight totally no hostility or get offended or unhappy, purely testing block button. I was thought that the person might be a good experiment material It's clear and obvious so let's end the discussion