Daily Tech Roundup: Park By Phone, A Senior’s Tweets And Apple’s Trouble

If you're driving around Washington D.C., don't bother bringing your change. Parking meters have been accepting payments via cell phone since April.

Apple is having trouble keeping the iPhone 4 preorders running smoothly. It looks like selling cutting edge tech can be as hard as designing it.

It’s official: Tweeting isn’t just for youngsters. Blackberry in hand, an old political pro is keeping his constituents up to date on his activities on the Hill.



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