I'm on the latest beta and I can't get the speed trick to work either. That sucks. I loved being able to turn the animations off. I tried so many times and was losing my mind that I couldn't get it to work. Then I remembered you always post a video like this so I thought I better watch and make sure it will works. Bummer. Thanks for confirming what I was afraid of.
Mines still 9.3.1 and I can't update my software and do u Really have to jailbreak if u do well that's really stupid to do and everythingapplepro I've watched ur videos and I have snapchat if you all would like to add me it's loveisyou5 and Facebook is Taylor Xø