Innovation can drive economies. But how do you have new ideas - and how do you sell them? Business Daily visits a man who claims to have invented a brand new musical keyboard. Show more
Discover 11,128,835 listings and 281,490 playable programmes from the BBC
Innovation can drive economies. But how do you have new ideas - and how do you sell them? Business Daily visits a man who claims to have invented a brand new musical keyboard. Show more