A_204 - Every profession brings with it a certain type of stress and often this stress prevents us from being able to act in certain ways. I think it applies to all jobs: the doctor, the politician, the carpenter, the bartender, the IT expert, etc... As far as I'm concerned, being an IT professional, I know I have enormous difficulties in speaking to unknown people in person and in socialize, even in places where other people can do it very easily. Most likely for a bartender the situation is exactly the opposite: great ability to socialize but difficulty in using IT tools in an articulated way. For other professions I don't know...