Going back to the metal fatigue thing a minute. Presuambly steel hangers, integral to the frame, will withstand the fatigue thing better than replaceable alloy hangers, which, I understand, are designed to snap in the event of a crash/major chain entanglement, saving your TI,i/Al/CF loveliness.
I'm going to give bolt-on-spare-wheel method a go.
I'm going to give bolt-on-spare-wheel method a go.