On the show today: What to expect from Amazon's event on September 25th; Walmart is expanding its unlimited delivery service; Toyota is testing a solar-powered Prius; SpaceX has put the SuperDraco rockets to the test and a manned mission is next; bringing medical imaging technology to the masses with Nanox; What the California employment bill could mean for Uber and Lyft; Can the vaping industry recover from the e-cigarette ban?; Textile technology and Sheertex's indestructible pantyhose; Tech Briefs with Flipboard's Ken Yeung; Between The Streams and what you need to be watching this weekend.