I know some tone-deaf folks who could make use of this. I'd personally like to use it to pick up a couple instruments.
"Scientists have created a technique that dramatically improves the performance of musicians. The system – called neurofeedback – trains musicians to clear their minds and produce more creative brain waves. Research, to be published in the journal Neuroreport, indicates the technique helps musicians to improve by an average of 17% – the equivalent of one grade or class of honours. Some improved by as much as 50%."