Less than 5% of major crimes end in a conviction. For cold cases, that number drops to 1%.      Those numbers won’t stay low forever.  David Mittelman’s company, Othram Inc., is revolutionizing DNA sequencing and, in the process, greatly reducing the number of “unsolvable” cases.    I called David to learn more about how the new technology works, what it means for the future of crime-fighting, and maybe get some fascinating stories out of the bargain too.      This is… A Bit of Optimism.    For more on David and his work visit:   DNASolves.com Othram.com