Caitlin McGarryAssociate Editor, Macworld Follow me on Google+

Caitlin covers Apple news, social networks, and the sharing economy from IDG's New York bureau.

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Apple makes it super simple to get rid of its U2 gift to you

OK, OK, so you didn’t want Apple to put free music on your devices. Now you can delete it entirely.

on macworld.com

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How hospitals will use HealthKit to monitor your vitals

New details emerge on Stanford and Duke’s upcoming trials with Apple’s HealthKit.

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Meet the 7 apps that will give your amateur Instagrams professional gloss

The world's most popular Instagrammers have a few tricks, and they have nothing to do with Instagram.

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iPhone 6 preorders plagued with problems

Apple mania overwhelms the Internet. Sound familiar?

on macworld.com

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Why Apple Pay won't kill Square

Square founder Jack Dorsey says Square’s register is on board with Apple’s new wallet replacement.

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Apple Pay aims to replace your wallet with an iPhone

Apple’s new iPhones will use built-in NFC radio antennas to let you pay for purchases at the cash register.

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Mobile web snapshot: Pinterest, Tumblr capture eyeballs and dollars

Facebook conquered smartphones with its mobile-first push, but it isn’t the only social game in town.

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Twitter turns itself into a store with new buy button

The network wants to help you make in-tweet impulse purchases.

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10 of tech’s greatest feuds, from Uber vs. Lyft to Apple vs. everyone

The tech industry isn't all about changing the world. Sometimes it's about knock-down, drag-out fights.

The future of Twitter: Chronological and curated timelines

The network's power users are panicking over possible changes to Twitter's core experience, but change can be good.

Perfect party games to break the ice at any gathering

What's a party without a good game? Heads Up! and SnapDare are sure to bring big laughs.

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Why Twitpic is really shutting down

Maybe the third-party photo-sharing service isn’t necessary anymore.

Why Twitter is showing you favorites from people you follow

Twitter CEO Dick Costolo explains why you see unfamiliar tweets in your timeline.

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Can disappearing message apps keep your private pics from prying eyes?

The encryption and ephemerality of apps like Snapchat and Wickr could be safer than cloud storage.

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Now you can tell your Facebook friends what to watch on Netflix

Sit back and wait for everyone to applaud your excellent taste in TV and film.