Definitively not, this is something that tends to occur at low skill levels in MOBAs, but gets better at higher levels as people figure out how to actually play the strategic layer

I’ve lost plenty of lanes but came back in the midgame, there’s a lot to do throughout the game, early, middle, and late. It’s also about your team being able to adapt to the circumstances and execute the correct strategy at the right time taking into account the situation for your team

And people struggling to do this is just a natural part of a competitive game, really. And sure, snowballing is a thing, but so are comebacks.