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It has the optics for good still pictures
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But, hey, all the LEDs lit up more-or-less uniformly
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It turns out that the sensor head is not a replaceable part
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We’ll try cleaning the (magnetic!) sensor tip
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The 2.5 mm platform gets nice, rounded corners
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It seems unreasonable to expect that level of ability from every bicyclist
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The blob of dark gunk shows the reservoir didn’t start with yellow ink
