Tech Tent

A new music streaming service arrives, but will people be willing to pay to listen to songs without actually owning their own copies? There's been a slew of financial results from technology companies this week, is the global tech sector in a boom, or a bubble? And as play and learning around the world become more electronic, we find out what that means for schools in Kenya. Eben Upton, the creator of the cheap educational computer, Raspberry Pi, joins Rory Cellan-Jones and members of the BBC Technology desk in the tent.