"i saw a map of abandoned a rail road tracts in the united states, places that no longer have a railroad, but you know, they stil ave. The right away exists," he says. "And i said, hey, with all these ebikes and other e conveyances, like schooners and carts and what not? Why don't we build a network of interconnected paths?" 'It would be clean, an clean industry,' writes CNN's John Sutter. "'You could to america and for the price of practically nothing, as long as you had time, travel around' is his best worst idea.""'I found out yesterday it's my worst idea,'"