On the other hand, chess is a mass sport now and for chess organisers shorter time control is obviously more attractive. But I think that this control does not suit World Championship matches. ↗
What it is saying is that someone who was a world champion and who takes care of himself with a 17-year rest and applies the proper training techniques and perseverance could be successful. ↗
Though I'd have to say it was generally the guys in Detroit, as a group, that won the two Championships. They were terrific and I always look back very fondly. ↗