Somewhat along the lines of signature biometrics - except not - is a new technology out to determine if signatures are legit.
It takes a 3D image of the signature and looks at dips and furrows and well... just see for yourself.
3D Holograms detect fake signatures.
Making healthcare a paperless process ultimately results in speedier physician visits. Using computers to take notes and process tests, it makes for fast results and billing. 
