stronglikedan parent
I don't know. Finally having the "free time" to get all of this out of his head was probably very relieving, considering how passionate he seems to be.
I agree that thinking about code and your day-to-day work is not doing Vacations correctly. On the other hand, I hiked and spent time with my family and many dogs. It makes me think more out of the box than I usually do. Also, I like to write and release articles while on vacation.