his aim wasn't the cause of his bad performances in 2024 entirely either, there's a few videos on the topic, this is the best one I've seen
To sum it up, the way he plays rounds makes it so if they win, they have numbers and he stays alive, but he doesn't really get any kills either since the others are doing most of the frag work, but if they lose Boaster is typically the last one alive. If you're last alive more often than not you're in a losing situation anyways.
I'd suggest anyone who actually really thinks Boaster is a 'fraud' to watch a few VODs and only look at Boaster.
I'm not saying that he's the perfect player, he needs to work on certain things like most do, it's just an explanation for why his aim isn't what's causing him to badly