Это не звоночек, это уже реальный звон:
"If you decide to stay, then please do send us your feedback on today's set of improvements. Google+ is still in its early days, after all, and we're constantly working on improvements. If, however, you decide that the product is no longer for you, then please do take advantage of Reader's subscription export feature. Regardless where you go, we want to make sure you can take your data with you."