Using a villian's good habits against him.

[krimson]

wa/wb usually results in a fairly small pot. So your risking 2 bets to win, what, 5 or 6 at most in the pot? This definitely doesn't work often enough to be profitable, since people rarely will fold for 1 more bet on the river.

And as mentioned most people using this line will c/c c/c b/c.