Since a price must be paid for prejudice, many economists have suggested (though Mr Becker's own model does notnecessarily imply this) that in fully competitive markets discrimination should eventually disappear, because prejudiced firms will fail.
Before I get into detail, allow me a short disclaimer: The hardware I played with was a prototype, not a finished production model, and the games I played with were essentially proof of concept demos, notnecessarily software under development.
One of the biggest reasons why many vendors are abandoning Groupon model is because offering a deal to a consumer does notnecessarily convert them into a loyal recurring customer.
The goal with the Udacity startup course is notnecessarily to teach you how to solve all your startup problems but rather to teach you to develop a business model that actually works before jumping into development or writing a plan.