Look at this comment I found on Reddit. Retarditors be saying shit like "Have fun! I’m sure you’ll be able to raise the rent indefinitely as this number gets higher. I see no long term sustainability issues with this" in response to how to build housing.
When an otherwise intelligent person does something epically stupid, completely glitches out while talking, or has a massive fail while performing a normal task.
Dude, did you just have a retardattack? That's the dumbest thing I've ever seen you do!
Boys who enjoy yaoi (a genre in Japan that contains sexual and/or romantic relations between two men); literally translates to "rotten boy"; corresponding female : fujoshi