Kickstarter project

Yes, several and with great success.

Yes, there are those that have had one bad experience and want to throw the baby out with the bathwater.

That is not a project, but a genuine site where people share projects. Many of the projects have succeeded. Example is the Peak Design Travel Tripod. But people have also experienced failures, I believe. If you google around, you can check out the Success and Failures of Kickstarter.

Only for cables which cost $10k or more, each, because that is the minimum anyone should spend on a cable. ;-)

I've created my own.

I participated in several, all good