Flex vs. Ajax: Which is Better? Check this out

I knew this was coming down the pike and sure enough, I saw a posting today that outlines several other articles comparing Flex vs Ajax.

TechPoint – Flex Vs Ajax – Which one is better and why?

So which is better? Why?

I think Flex is an awesome development tool for controlled environments such as corporate applications where hardware and operating system requirements are specifically defined whereas Ajax is the sure winner for Internet-based RIAs.