Money and deals are flowing into companies that promise to edit genes. Human, animal, plant, all kinds of DNA may be on the cutting board. And once the replacements are pasted in, the results could dramatically change our lives -- for better or for worse.
In the meantime, scientists and lawyers and venture capitalists are jockeying for position to see which companies will come out on top. The rest of us should pay attention; it's our world they are looking to remake.