That may be true, but even if it is, it isn't sharing this activity with your friends, that would be facebook doing exactly what google does with their analytics platform/js.
I don't get the freakout people have over fb potentially tracking you through something you can see (the like button) vs google doing it everywhere with something you can't (the analytics js)
I don't get the freakout people have over fb potentially tracking you through something you can see (the like button) vs google doing it everywhere with something you can't (the analytics js)