how does it compare to the gambling of stocks on Robinhood?
If the stocks do have fundamentals and the PE ratio makes sense relative to the growth factor, then it isn't pure gambling.
On Jan 1st 2020 it had a P/E radio of 25:1
Does that make sense?
Disclaimer: I know nothing
GME is a symptom of a broken system.
Similarly a lottery ticket will never produce dividends or cashflow. You pick a number and hope it is the lucky one.