Nice find IR.
I thought this was my favorite part
Market corrections follow three basic recovery patterns: a V-shaped recovery where a market experiences a sharp, fast decline but comes out strong once it hits bottom; a U-shaped recovery, where prices decline gradually and recover slowly; and an L-shaped pattern, a hard, fast fall with a paltry price bounce-back after the market trough.
Author then goes on to talk about future U and V shaped markets, but seems to ignore completely the potential for a L.