Don Durito
Hero
Plenty of people went and played other games. Savage World's success for one seems to have been built on taking in D20 refugees.But they didn't make D&D-like sales.
The problem with your assertion wasn't that 3e's complexity & imbalance drove players away, it was that it drove them to other games.
More likely, they just concluded the hobby wasn't for them.
If people want to quibble over the word "vast" in a post that ended with a wink then I couldn't give a monkeys.