Grumpy Old Geeks Products OS X El Capitan Product OS X El Capitan 2 mentions in 1 episode The Mac operating system version discussed for its Shake to Locate feature. Mentions 159: The Text Pistols May 13, 2016 37:44 There's this new feature in OS X or OS X, whichever you want to call it, El Capitan. 38:27 It's called Shake to Locate.