Very relevant video to the topic; I've found it amazing! I'm aware of the fact that it probably was discussed here before, but I'll link to it for people who haven't seen it: Authors@Google: Kelly McGonigal.
Took the survey. I've accidentally submitted unfinished one, before answering to all the questions I wanted to answer. Please ignore that submission.
Had pleasure of meeting morrel in Zagreb today - such a great guy! Hope this one will be successful, bro :)