Improvements on the Horizon: Because most insulin errors are the result of confusing various forms and doses of the drug, great hope is being pinned on electronicerror correction systems, like those made by General Electric (nyse: GE - news - people ) and health care technology firm McKesson (nyse: MCK - news - people ).
Instead of using optics for the entire retrieval process, they use it to guide a second, electronic (and error-free) search of a large, conventionally stored database.