Originally Posted by
Trakhak
I guess you're responding to my post. In which case, you missed an opportunity for a learning experience. To spell it out: the first requirement for a tech person faced with an unfamiliar repair situation is humility.
I've known plenty of mechanics and techs who were arrogant about their skills. I've known only a few whose arrogance was justified. All the best mechanics and techs I've known were anything but arrogant.
An example of what you say is the people that say they can tell if a tire has proper pressure by feel. I always put a pump that has a pressure gage and top them off before each ride. Doing that means you might catch a tire that has a small puncture leak in in before you leave home.