Airing on Friday, July 31, 2015: First up, we'll talk to Stephen Cobb, security researcher at ESET North America, about the Black Hat hacking conference. Plus, Annalee Newitz, Editor-in-Chief at Gizmodo, joins us to talk about the death of Google Plus. And how well have you kept up with the week in tech news? It's time for Silicon Tally! This week, host Ben Johnson takes on Aaron Harris, a partner at Y Combinator and host of Startup School Radio.