"we can't build this, not on our budget"

People spend a lot of time looking at why startups fail, and why projects fail. Requirements gathering is a different beast, though: it's a product failure. It happens during the project lifecycle, usually pretty early on, but it's the first step towards product failure, even if the project is a complete success.

This is frm a story you should read. It is at Stevey's Blog Rants.

It is definitely one side of a story.  If you have a response I'm looking forward to reading it below.