See it to, on iOS, not OSX.
Also, in the console, when the playground executes, it spews out:
8/7/15 9:15:30.000 PM kernel[0]: Sandbox: MyPlayground(45970) deny ipc-posix-shm-read-data apple.sim.cfprefsd.daemon
8/7/15 9:15:30.000 PM kernel[0]: Sandbox: MyPlayground(45970) deny ipc-posix-shm-read-data apple.sim.cfprefsd.daemon
8/7/15 9:15:30.000 PM kernel[0]: Sandbox: MyPlayground(45970) deny ipc-posix-shm-read-data apple.sim.cfprefsd.daemon
8/7/15 9:15:30.000 PM kernel[0]: Sandbox: MyPlayground(45970) deny ipc-posix-shm-read-data apple.sim.cfprefsd.daemon
8/7/15 9:15:30.000 PM kernel[0]: Sandbox: MyPlayground(45970) deny ipc-posix-shm-read-data apple.sim.cfprefsd.daemon
8/7/15 9:15:30.000 PM kernel[0]: Sandbox: MyPlayground(45970) deny ipc-posix-shm-read-data apple.sim.cfprefsd.daemon
8/7/15 9:15:30.000 PM kernel[0]: Sandbox: MyPlayground(45970) deny ipc-posix-shm-read-data apple.sim.cfprefsd.daemon
8/7/15 9:15:30.000 PM kernel[0]: Sandbox: MyPlayground(45970) deny ipc-posix-shm-read-data apple.sim.cfprefsd.daemon
8/7/15 9:15:30.000 PM kernel[0]: Sandbox: MyPlayground(45970) deny ipc-posix-shm-read-data apple.sim.cfprefsd.daemon
8/7/15 9:15:30.000 PM kernel[0]: Sandbox: MyPlayground(45970) deny ipc-posix-shm-read-data apple.sim.cfprefsd.daemon
8/7/15 9:15:30.000 PM kernel[0]: Sandbox: MyPlayground(45970) deny ipc-posix-shm-read-data apple.sim.cfprefsd.daemon
8/7/15 9:15:30.000 PM kernel[0]: Sandbox: MyPlayground(45970) deny ipc-posix-shm-read-data apple.sim.cfprefsd.daemon
8/7/15 9:15:30.000 PM kernel[0]: Sandbox: MyPlayground(45970) deny ipc-posix-shm-read-data apple.sim.cfprefsd.daemon
8/7/15 9:15:30.000 PM kernel[0]: Sandbox: MyPlayground(45970) deny ipc-posix-shm-read-data apple.sim.cfprefsd.daemon
8/7/15 9:15:30.000 PM kernel[0]: Sandbox: MyPlayground(45970) deny ipc-posix-shm-read-data apple.sim.cfprefsd.daemon
8/7/15 9:15:30.000 PM kernel[0]: Sandbox: MyPlayground(45970) deny ipc-posix-shm-read-data apple.sim.cfprefsd.daemon
8/7/15 9:15:30.000 PM kernel[0]: Sandbox: MyPlayground(45970) deny ipc-posix-shm-read-data apple.sim.cfprefsd.daemon
8/7/15 9:15:30.000 PM kernel[0]: Sandbox: MyPlayground(45970) deny ipc-posix-shm-read-data apple.sim.cfprefsd.daemon
8/7/15 9:15:30.000 PM kernel[0]: Sandbox: MyPlayground(45970) deny ipc-posix-shm-read-data apple.sim.cfprefsd.daemon
8/7/15 9:15:30.000 PM kernel[0]: Sandbox: MyPlayground(45970) deny ipc-posix-shm-read-data apple.sim.cfprefsd.daemon
8/7/15 9:15:30.000 PM kernel[0]: Sandbox: MyPlayground(45970) deny ipc-posix-shm-read-data apple.sim.cfprefsd.daemon
8/7/15 9:15:30.000 PM kernel[0]: Sandbox: MyPlayground(45970) deny ipc-posix-shm-read-data apple.sim.cfprefsd.daemon
8/7/15 9:15:30.000 PM kernel[0]: Sandbox: MyPlayground(45970) deny ipc-posix-shm-read-data apple.sim.cfprefsd.daemon
8/7/15 9:15:30.000 PM kernel[0]: Sandbox: MyPlayground(45970) deny ipc-posix-shm-read-data apple.sim.cfprefsd.daemon
8/7/15 9:15:30.000 PM kernel[0]: Sandbox: MyPlayground(45970) deny ipc-posix-shm-read-data apple.sim.cfprefsd.daemon