Cheap airfare, Val Kilmer comeback, privacy tips

Amazon Echo, Google Nest and other devices can be hacked. Here's how. Plus, Val Kilmer makes a comeback in Top Gun, a judge rules that Ring video doorbells violate privacy and IBM's self-sailing Mayflower suffers another fault in crossing the Atlantic. Also, virtual children to play with will be common in 50 years. In this episode, you'll also learn why your home needs its own email address and how to remove yourself from creepy people search sites.

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