Originally Posted by
wristwister
So, any ideas why a tire would choose to blow at a time like that? Looked like the blow originated at the sidewall right next to the rim.
My guess would be a combination of things, as previously posted, an improperly aligned brake pad wearing on the sidewall, and a temperature difference from outside (colder) to inside the LBS (warmer), causing a pressure increase just enough to make the tire to explode.