CNET Update is Mayor of tech news:
In this tech-news roundup:
- Get social with Swarm, Foursquare's new spin-off app for meeting up with nearby friends. But say goodbye to the days of bragging about being "Mayor" - now you only compete with friends for the title, not strangers.
- Now that , learn about how Foursquare and other .
- Flap-tap your way through the pipes once again when the quirky in August.
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