Rollers are good for aerobic conditioning and perfecting your spin.
Trainers are good for making you stronger, but they promote bad technique.
Optimally, you need both.
I'm headed over to my riding buddy's place noon-ish. Hopefully the fog'll be burned off by then. After losing Fri to headache and puking all day, I'm not sure how the legs are going to feel.
Belgian cross champs are on now. You haven't missed too much if you go to cyclingfans.com and finish out the race.
I'm a cyclist that rides motos, not a moto rider that rides bicycles.