Talk:Vladimir/@comment-3532889-20110809203903/@comment-112.200.68.47-20110815125603

Actually it is 25% and not 33%.

at 3seconds, at a span of example 12 seconds, you can use it 4 times. at 4seconds, at a span of example 12 seconds, you can use it 3times.

The decrease from 4 times to 3 times (which is 1) = 1/4 = 25%.