Regrets, I’ve had a few,’ sang Sinatra in his classic ballad ‘My Way’, while Piaf famously insisted that she regretted absolutely nothing. Somewhere between these two lies Ronan Bouroullec, one half of the distinguished French go-to design duo, the Bouroullec Brothers. ‘We’ve done a lot of disasters. But we’ve had the chance to do best-sellers, too. It’s a mix, really,’ he tells Architonic at the recent Cologne Furniture Fair.