They could all have switched places, and no one would notice.

NEWYORKER: Ghosts

We wouldn't be shocked if California deliberately abused statistics in the hopes that no one would notice that in some cases premiums would more than double.

WSJ: Review & Outlook: ObamaCare Bait and Switch

So there are five things that Apple could probably shut down and no one would really notice.

FORBES: Links 04 Sept: Samsung Just Can't Catch a Break Over Apple, Can it?

Page Stair Lane, off the Tuesday Market Place, was quiet, no cameras, and with luck no-one would notice them parked in front of the timber yard.

BBC: Norfolk - Prose: Coming Home