Earlier quoted context omitted.
Assuming he actually works the whole shift, he still can experience what works as a barista in his company is like (workload, how to deal with customers assuming they don't recognize him) somewhat truthfully. I think it's worth something.
First line: Starbucks CEO Laxman Narasimhan told employees Thursday that he’ll work a half day every month at one of the coffee giant’s locations. Something tells me it'll be something like 1-5pm; not the 7am rush.
11am-6pm seem to be peak hours for cafes near me - and google data confirms this. Why would 7am be peak time there?