WannaCry cyberattack stopped by "accidental hero," Textalyzer to inspect driver's cellphone immediately after an accident, Hewlett Packard's The Machine to have the largest memory on the market

Summary: WannaCry is the latest cyberattack to hit countries around the world. A 22-year-old U.K. man is being hailed an "accidental hero" for stopping it; A device called textalyzer is being developed to immediately inspect a driver’s cellphone after an accident; Hewlett Packard's new computer, The Machine, has memory that’ll hold more data than anything on the market right now; Fake ratings and phony likes on social media accounts from an office in China.