"If you aren't willing to put your own personal assets on the line, and nobody else is willing to put their assets on the line, then yes, it's probably either a bad idea, or the people starting it are incompetent."
Kickstarter is the very definition of 'other people willing to put their assets on the line'. Whether funded by kickstarter or a loan from a bank any idea that gets funded by definition has people willing to put their assets on the line.
Or is it only big name bank assets that count in your worldview?
"That's normally called "selling" a product or service. Begging for money before there is a product or service and promising to deliver (maybe) is called a hand-out."
Or a pre-order. You know, the thing businesses have been doing for decades. I've pre-ordered plenty of games from big companies before they were ready to ship, same thing.