I personally think it is a form of cabin fever.We feel stranded, with no rescue in site, and wolves (bashers-not wolf) barking at our door.
A lot of nit picking and personal attacks that would not normally happen, plus throw in some paranoia.(I don't know what some are smoking)
Personally, I prefer a little humor to relieve the tension. Some may take offense at that, but I would rather be known as a wisenheimer, than a nasty a**