>>534330714
>I guess the weirdest thing about all this is Gero coincidentally deciding that he doesn't give a shit anymore right after goku defeats vegeta for some reason
Gero was a retard and thought Goku wouldn't grow that much stronger after saiyan saga, and this is after Goku, from his point of view, became like 15x stronger offscreen... And that's without including Kaioken.

>>534330786
He was aware they were stronger than him since he ran with his tail between his legs back to the lab.