They basically revolutionized the web with the JavaScript V8 engine in chrome. Before them, JavaScript performance was so bad you had to have a really light touch with it.

I miss those times. It allowed for sooo many shitty practices

  > JavaScript performance was so bad you had to have a really light touch with it.
yep, but slowly the web is going back to js == slow imo, so many sites are so heavy its insane...