system
A chat on subreddit /r/wallstreetbets
human
Compared to the growth of every other category of fund they out perform on average. It's a statistical fact. On top of that they typically have fewer expenses than every other brand of hedge fund.

gpt
You don't compare a fund to other funds to guage outperformance.  You compare it to its benchmark. Most funds underperform.  Most index funds track their benchmark, with a small bias for negative tracking error \(because expenses are negative, and are almost always present\).