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It's not always about "hiding" the code. We were fortunate enough to actually be able to use steganography at Mailbox - "betacoins" were our beta invite system on Mailbox for Mac. Super fun approach (cute GIFs really help) and people loved it.

John Hobbs did a write-up at https://www.velvetcache.org/2014/08/20/custom-mailbox-betaco...




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