As far as kickstarter protections, as far as I'm aware there are none. I've heard of a couple of projects that got funded and then the people 2-3 years on still be waiting for the reward.
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Bikes: 1996 Eddy Merckx Titanium EX, 1989/90 Colnago Super(issimo?) Piu(?), 1990 Concorde Aquila(hit by car while riding), others in build queue "when I get the time"