Originally Posted by T Stew

If I wanted variable resistance to simulate some particular training then I'd probably go for a trainer. For the rollers I like the k.i.s.s. method. I just air down the tires a bit, works just fine, and free. I couldn't see spending multiple hundreds unless you were a competitive racer, for me $100 on a good set off the local craigslist will get me through the winter and maintain a decent base just fine.