 youtube videos low resolution, gifs, vimeo, vine and twitter sometimes crashes I-Firefox Isithangami Sokweseka Ukwesekwa kwe-MozillaOkulungisiwe Julayi 13, 2015 12:22:10 -0700 ngu Mikystone71015 09:1071015 09:4071015 12:1271315 08:47Okulungisiwe Julayi 13, 2015 08:48:05 -0700 ngu Mikystone71315 12:22 