This week, Guardian technology editor Charles Arthur meets James Dyson to discuss his latest invention, a clever twist on the bathroom tap he calls the Airblade.
And on her travels in the US Aleks Krotoski waxes lyrical about that lost but loved social medium, the CB radio.
We have a roundup of the big tech news stories including the sale of Dell to its founder and the Science Museum's robotic wonder Rex.
The music featured in this week's edition is by Morpion featured on the excellent net label IDMF, you can hear his tracks on iTunes.
