It should be noted that, though you personally may be consistent about this, most people would consider identical opt-in data sharing on the part of eg Chrome t

It should be noted that, though you personally may be consistent about this, most people would consider identical opt-in data sharing on the part of eg Chrome to be evidence of Google's dastardliness. I don't think it's unreasonable to expect Mozilla not to take user data by default if they're positioning themselves as privacy-oriented.