Best of the Week - 25 September 2015

This week........is it possible to tax online purchases effectively, does a new online project serving up gossip and showiz news live up to its hype, how propoganda works, buying fake followers online, by 2030 cars may be solar powered and drive themselves, the British music writer, who launched Help is Coming for the Save the Children refugee appeal, comedian Ruby Wax on mental health, we visit Wildbase the country's only dedicated wildlife hospital, a controversial drama based on a Norwegian shooting rampage, and we hear some of Tami Neilson's new album.