The Pinhole Spy Toothbrush Hidden Camera DVR
People will do anything to find a suitable spy camera to place. And since people are perhaps sick of the usual clock and pen spy cameras, why not a toothbrush? It comes with a time stamp when the video which should be enough for people who are tired of looking how loyal their partner really is.
The Pinhole Spy Toothbrush Hidden Camera DVR is capable of recording 640×480 videos in AVI format and includes an internal flash memory of 8GB. This spy toothbrush retails for about $243.00.
(Source) Gizmodo

[...] in 2003, the folks at the Seoul Metropolitan Rapid Transit Corporation knew they needed a different surveillance solution. The biggest problem was that they needed cameras that were capable of watching trains that were [...]