an extended commute each side of work can be used to train effectively
It absolutely can. As @skinny says, especially in terms of building CTL. Adding an hour of upper z2/lower z3 each day will do good things for general fitness, without taking too much out of your legs.
It absolutely can. As @skinny says, especially in terms of building CTL. Adding an hour of upper z2/lower z3 each day will do good things for general fitness, without taking too much out of your legs.