@Shinjidude: Kiyama Harumi tends to feature them (post...

Shinjidude
2010-03-08T16:24:57-05:00

Kiyama Harumi tends to feature them (post #569010), I would have expected to see more under tired or sleepy though most of those seem to people that just woke up. The effect is more prominent on people who pull all-nighters.