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The whole phone number thing is broken, at least for danes. Danish numbers are 8 digits, this app believes they are 9.

This is embarrassing. We will fix it. Thank you.

Just like crypto, you really shouldn't roll your own phone number validation libraries. Just use Google's libphonenumber[0]. There's an iOS port of it [1].

[0] https://github.com/googlei18n/libphonenumber

[1] https://github.com/iziz/libPhoneNumber-iOS

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