Firefox on Android has a nice feature among the accessibility options: every site is user-scalable, in the zoom-in direction. (I do sometimes wish, however, th

Firefox on Android has a nice feature among the accessibility options: every site is user-scalable, in the zoom-in direction. (I do sometimes wish, however, that zooming out was also always possible: some site authors seem to love children-book-grade font sizes, which fit about three words on a line and ten lines on the screen.)