> This isn't just theoretical by the way. There are quite a few cases of companies with non-competes forced on low-income employees often without them understanding the ramifications.
There are many more kinds of market failures besides lack of competition. The one you suggest here is information asymmetry.
https://en.wikipedia.org/wiki/Information_asymmetry
> There is no reasonable response
Uh oh. The folks who disagree with you aren't just wrong, they're unreasonable...