On this week's episode of The New Screen Savers for Saturday, October 21, 2017: - Leo Laporte and Megan Morrone discuss the KRACK and ROCA vulnerabilities and what you can do to protect yourself. - Leo and Megan take a look at a new wireless microphone from Mikme that streams high-quality audio your iPhone. The CEO and Founder is here, all the way from Vienna, to talk about how it works. - Jason Howell took the Mikme out in the field to the crowded SF MusicTech Summit. We'll see what's new for musicians. - If you've been watching the show, you watched Megan's Digital Cleanses. This time, she'll show you live how to clean up your keyboards, phones, tablets, earbuds, and video game consoles. - We have the new Acer Windows Mixed Reality headset. Megan tries it out to give you a first look. - Google launched its Advanced Protection Program that works with two fobs. Leo shows you how it works and if it something you need.