Originally Posted by 10isfreak
That's unfortunately not true. Back in the days of wooden frames people majorly resorted to flatter trajectories and the 1HBH was an overwhelming favorite.
The flatter (non-slice) shots were possible with 1 hander because the balls did not have much spin on them. Today is different.
Also, hitting flat is different from crushing the ball flat. Latter is better done vy 2 hander.