That sounds far too good to be true. I guess if you don't care about the fine details then its a decent technique, but to take the MRI example, what if the thing that was wrong was only visible in those small details?
For mor eon the controversy with the Wired article: http://nuit-blanche.blogspot.com/2010/05/compressed-sensing-... http://nuit-blanche.blogspot.com/2010/03/why-compressed-sens...
The new reconstruction solvers: https://sites.google.com/site/igorcarron2/cs#reconstruction
Hardware that are implementing compressive sensing: https://sites.google.com/site/igorcarron2/compressedsensingh...