Every invasive step is just fine as long as it's in the name of security remember. Forget the NSA spying, the government is entirely trustworthy with this sort of information. Injectable microchips are not in the pipeline...
http://money.cnn.com/2013/07/11/techn...Kids lose their school IDs but they don't often lose their eyeballs.
That's one of the reasons why a growing number of schools are replacing traditional identification cards with iris scanners. By the fall, several schools -- ranging from elementary schools to colleges -- will be rolling out various iris scanning security methods.
Winthrop University in South Carolina is testing out iris scanning technology during freshman orientation this summer. Students had their eyes scanned as they received their ID cards in June.