It was a few months ago when I realised that episode 500 of StarShipSofa was bearing down the tracks. Five Oh Oh glorious episodes of our show. We needed to mark the occasion with a ground-breaking author and a ground-breaking story. But who? Not William Gibson, he was episode 400. Not George R. R. Martin, we had that privilege back in episode 389. Not Chiang, Sterling, Moorcock, Gaiman, Brin or any other of the masters of the genre we’ve already had on the show already. No. We needed someone...