Riot, we get it.
Alright, we all know why you're nerfing tank items. Worlds is coming up, one of the biggest esports events ever. You want your pros to pick exciting and flashy champions so the games are entertaining. What that means is you want more money coming in with possible network and broadcast deals. W/e. But this isn't a fun change for your entire player base. Just think about it for once, with your hearts, not your wallets.
cough). Not that I hate assassins, I like them I just don't like any role dominating, and right now I think the balance in the game is great where you can pick any role and almost any champion and be an asset to your team. Yes there are some champions that are seriously underpowered and general purpose fighters seem to be a little left-out (but not unplayable by any means), but overall it's pretty balanced.