Cramer: Was the rebound the calm before the storm?

The bulls finally found their footing Wednesday, prompting the averages to end in the green . But Jim Cramer was still suspicious, wondering if investors just saw a successful re-test of lows, or was it the calm before the next storm? Did investors really have a moment of rationality, or were the sellers just exhausted? Those were all four reasons why the market could experience an up day, and ...