3s Invis

I've recenetly come back from a break from Lol and have wondered what riot was thinking giving everyone on 3s a counter to invis characters. The free hextech sweeper is the most broken thing I have ever seen in a polished game. They should at least give invis chars a free banshee's veil to counter the fact that they no longer have the ability to use their defensive abilities to disengage from a fight.