User blog comment:ClariS/AD has Diminishing Returns!!/@comment-3450702-20120828101751

OMG. 50 AD is a bigger chunk out of 100 then it is out of 200.

"Shocking."

-Jayce

If you do the math, this applies to every single stat in the game. The more AS you get, the less each point counts because, well, you already have a lot of it, so ofc it's not that big a deal. Same goes for AP. And everything. Seriously. OMG.