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Thai cave rescue used open source hardware, the Heyphone (twitter.com)
27 points by sohkamyung 35 days ago | hide | past | web | favorite | 2 comments



Details on the HeyPhone here:

http://bcra.org.uk/creg/heyphone/


I guess there isn't going to be end to this story now. It's going to replicate endlessly.




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