They choose to do it at the weekend because there is little to no in game support during those days. Notice how infrequent they are during the week and then come Saturday they ramp it up. The staff know about it. They said they are looking into it. All we can do is just try to ignore it or filter out World Chat to a separate tab.
"The internet is a bubble dominated by the loudest, most unrepresentative voices; an infinitesimally small minority of a minority which, deaf to reason and the opinions of others, deludes itself that somehow it is the voice of the majority. An infinite echo chamber of shrieking, witless banality."
"Everyone draws the moral line of what's acceptable just slightly below what they're actually doing."
"Er gwaetha pawb a phopeth. Ry'n ni yma o hyd."