About 90% healers are lazy and often nasty

[Risvertasashi]

The last thing we need is to bad mouth or dissuade helers or tanks especially in SB

Funnily enough... as much as it's being mocked and derided, I think Yoshi's comments were intended to be exactly along these lines. There's so much hostility, 'do this or that or get kicked!'...I can easily see why he might think people are getting intimidated out of the roles.