The time is now, the place is just around the corner from reality and Magic is the new Rock 'n' Roll: 21st century high-tech designer magic. It's finely tuned, personalised and very exclusive. It will cost you an arm and a leg and possibly even your soul, but it's real and it works. Robert Rankin is Britain's second most popular writer of humorous fantasy after Terry Pratchett; BIG MAGIC is the...