Standard Chrome (new tab change sucks, btw) on Android. The back button still worked, but the first press displayed a full screen form to sign up for a mailing

Standard Chrome (new tab change sucks, btw) on Android. The back button still worked, but the first press displayed a full screen form to sign up for a mailing list, or other such spam. Then, I had to push the back button again to get away from the site.