We can only hope that they do, even if only from a point of principle. Although it will make no difference to the operations of the Five Eyes organisation since they don't respect geographical or political borders anyway.
Although Scotland would at least have the choice as to whether to apply to join or not. Choices it does not have at present. If Scotland remains part of the UK and a future Westminster government (which Scotland would be unlikely to affect at the ballot box) initiates an in/out EU referendum how much do you think Scotland's opinion would be worth?
It's generally Good News, however NZ is a member of the TPPA negotiations, and a willing one at that under their current right-wing government. I'm not up on the details but I'd not be surprised to learn that the provisions in the TPPA will include some kind of software patents and that this will over-ride local law.
If security is a concern then it's not really different than servers in any other country. Who'd put anything of importance online at all? Cat GIFs is about right. It'd be fine as second-string backup I suppose. I couldn't work out the point of mobile app being involved in the sign-up process though.
How are you protecting against the likelihood that the US Government will require you to install plaintext intercept capabilities into this (for decryption keys, etc.)? (And also that they'll gag you from revealing this, open source or not.)
Except for Windows Explorer, but who uses that, eh?
Your level of empathy is immaterial to the conversation, but thanks for sharing.