I would not view being hosted outside of the US as an unalloyed good, especially for a US citizen. Legally, the NSA has a much freer hand in terms of surveillan

I would not view being hosted outside of the US as an unalloyed good, especially for a US citizen. Legally, the NSA has a much freer hand in terms of surveillance of targets outside of the US. Putting your e-mail traffic outside of the US is no guarantee of anything, it's a set of tradeoffs. As others have noted, security isn't absolute, and depends on your threat model.