User blog comment:Mineko Charat Lucky/I propose that Flash should really be reworked/@comment-6061249-20130809094417/@comment-4022742-20130810101621

and have heavy spam-ability. If they use their skills like they used to, the cooldown of flash would still be epically high, even though the distance traveled is not that far. Vayne can't cross terrain with it and Nidalee takes a lot of practice to do so.

and can only spam them on kill reset, and their range is quite big. When used to maximum efficiency the flash cool down would shoot way up. It could result in never being able to use flash again after it's first use.