Sometimes it's hard to know if a business failed because the idea was bad, the market wasn't ready, they didn't execute well, they didn't advertise themselves effectively to let clients that could benefit know what they could offer, or some combination of multiple of those.

What you described sounds really interesting and useful if I understand it correctly, and I can think of multiple times over the past decade plus that it would have been useful to use as a consultant for companies I've worked for, if it wasn't too costly.