I don't disagree with what you said. I will add
Post# of 3601
I will add, third party verification that the product actually works over a reasonable period of time and is economically feasible should be the first indicator. Many would jump back in if that ever happens. As far as I know, it never has.
Three Questions:
No, Four. ..
What's the price?
What does it do for me?
What's the payback?
Where's the support?
If either of the answers are negative or unknown, keep walking.
Do we have a verifiable answer to any of them?