There is a clear demarcation between services such as Ecode and Obongo whose designers clearly felt the bar was a justified evil considering the gain in functionality, and services such as Passcenter.com and Ezlogin, who did not.

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To make it gain or lose altitude, push up or down on the bar.

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Copper bears still have the overall near-term technical advantage, but the bulls did gain momentum today as a 2.5-month-old downtrend on the daily bar chart was also negated.

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The rest of the device is a plastic, candy-bar-style affair with USB, HDMI and 3.5mm audio outputs on one side, with a gain control, delete button and full-sized SD card slot on the other.

ENGADGET: Zoom Q2HD Handy Video Recorder lets you stream and record on the move, we go hands-on