Originally Posted by msu2001la

Speaking of the average cyclist - I wonder how often shops see bikes coming in with hookless rims, but the owner is running regular tubed clinchers on them? I assume this happens fairly often, especially as bikes/wheels get re-sold second hand. It's not a problem until it is.

This conversation reminds me of the time a colleague of mine learned the hard way that the new (used) car they purchased had summer-only tires on it.