countless of posts about fps drops and bad game optimization have been posted on techsupport subreddit yet the issue remains unsolved. What the hell is going on with the game being so awful compared to other titles

My friend who peaked im3 and was pretty close to radiant was talking about how his bans for toxicity set matchmaking system in a way that he gets worse group, quote “my team is always around plat level when enemy team is almost full radiant...