You could just use a square of cardboard... why use electronics at all :) | Hacker News

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		deegles on Jan 14, 2014 \| parent \| context \| favorite \| on: How I Built a Raspberry Pi Tablet You could just use a square of cardboard... why use electronics at all :)

enscr on Jan 15, 2014 [–]

Because it won't tell you if there's humidity inside the bag that could potentially harm your device. Silica gel isn't electronics. It'll change color when it detects moisture.

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