Lol... always amusing when someone asks HNers what changes they'd like to see and why, and they respond with crazy analogies that are totally unactionable... not the first time this has happened, won't be the last.
As others have pointed out, change opt-out to opt-in. Don't send a single byte until opt-in is complete.
Change your frame of mind from "my software" to "your computer". If your users don't explicitly opt in, you have no right to take what they do not freely offer.
Change your frame of mind from "my software" to "your computer". If your users don't explicitly opt in, you have no right to take what they do not freely offer.