And that's OK. Being honest to your users is much more important that having the most efficient deploy system. I, for one, as a matter of principle, opt-in to

And that's OK. Being honest to your users is much more important that having the most efficient deploy system. I, for one, as a matter of principle, opt-in to all user tracking systems that are disabled by default, and try to opt-out whenever they are enabled by default. In the case of firefox, it was never clear to me that the tracking/remote install capability was enabled by default.