Shop on Twitter with a hashtag

Tuesday's CNET Update is a Twitter #shopaholic:

The social media giants are testing new ways to get you to shop on their networks. Facebook is rolling out a "Buy Tickets" button for event page owners. And Twitter partnered with American Express to let card holders shop by tweeting a hashtag.

Also in today's tech news roundup:

- Apple CEO Tim Cook said OLED displays are "awful." Of course, that's what Apple's biggest competition uses.

- Intel confirmed that it will unveil an Internet-based TV service and box later this year. And the … Read more

Talkbits voice chat app is Twitter for voice messages

You walk the walk, but can you talk the Talkbits? Talkbits is a location-based real-time social voice stream -- in other words, it's like Twitter with voice messages.

Instead of pithy typed messages, the new Talkbits app lets you say something or ask a question and then make that spoken message available for people nearby to listen and respond to. And you can hear messages from other people in a public stream, chatting for free to people nearby or around the world.

These spoken messages are sorted in geotagged channels so you and other people nearby can hear and … Read more