That appears to be what's going. It's rubbing on the pedal drive side. The wheel appears straight when just eyeballing it, but the front of the tire is definitely rubbing on the side you've indicated. What would be a good solution, if it's actually the engine pulling it out of alignment? Thanks for the hit of Ozzy by the way!Is your tire rubbing on the pedal drive side? Make sure your wheel is straight. The pull from the engine may bring the left side of the axle forward causing the front of the tire to move right. I
The tire itself has 28 printed on it, so that's what I was going by. The internet seems to say that Schwalbe is unique in listing their sizes that way. Interesting!