On the next Mario Armstrong's Digital Spin, Wednesday at 7pm, technology and health care are closing in on a killer. Colin Hill's bio simulation models aim to cut cancer off at the pass. Sony and Stanford University are teaming up to beat Alzheimer's - with a little help from the PlayStation 3. And then some Sanford professors really start something by designing a better Internet from scratch - or at least they think so. They pitch their vision to Mario and you on Wednesday at 7pm.