Originally Posted by
Cycletography
Yesterday my rear wheel suffered a glass puncture just before sunrise. As "inconvenient" and unwelcome as this was, it only presented about a 10 minute delay. I pulled over, assessed the damage, prepared a plug, removed the piece of glass, inserted plug, inflated tire with CO2, waited a few minutes to make sure the tire was holding air and then I was off.
I think you can change a tube in less than 10 minutes.