Welcome to TechCrunch daily news, a round up of the top tech news of the day. Presented by Bose. Take calls, play music, and enjoy your content with Bose Frames. The only sunglasses with tiny electronics that connect to your mobile device for a unique audio experience. Available in 2 timeless styles. Go to Bose.com to find out more. --WarnerMedia gives its new streaming service a name --Visa invests in blockchain security --and Nintendo announces a scaled-down Switch.
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