I've been a part of enough opt-in lists to know that, at "least 1-2x a year, the company sends out an email akin to: Dearest user, In an effort to serve you b

I've been a part of enough opt-in lists to know that, at "least 1-2x a year, the company sends out an email akin to: Dearest user, In an effort to serve you better, we have reset your subscription preferences. We have create many new widgets, have a 0% balance transfer option, and would love for you to call us with your home mortgage refi questions. Thank you - ACME Corporation." No doubt MSFT will find a way to lose/reset your opt-in preferences at least 1x a year...