05/05/18 This Week's News in Tech: Yahoo, Lasers, Drones, China, Apple, Gmail, DNA & more Part 2

Buy Of The Week; Berkshire Hathaway, Windows Update; Pacemakers Security, Delete Your DNABerkshire Hathaway Annual meeting live-streaming on Yahoo Finance today; Microsoft Windows Update; Pacemakers need security patch; Intel Drones in China; How to delete your DNA from genetics companies; Keeping your tech clean; How to see what Twitter knows about you; TV & Movies