"It took off in Scotland about a year ago and I guess it's a marker for anyone who's bored with lattes and wants to move on to something new," laughs Rankin. "It's slightly different but not all that different. It's not something I drink myself but it's something other people might drink. Malcolm Fox might drink it because he's more middle class and sees himself as upwardly mobile but it's not something Rebus would drink. He's not going to buy an expensive coffee - he's too busy looking for the nearest pub."
After allowing him to sail off into the sunset in 2007's 17th Rebus novel, Exit Music, Rankin had no plans to bring the veteran policeman back until real life circumstance intervened.
Full interview at New Zealand Herald