Depends on if the 4 hours a week was all time I had to be at the office or the time I could do something useful but still had to be there 40 hours. For the firs

Depends on if the 4 hours a week was all time I had to be at the office or the time I could do something useful but still had to be there 40 hours. For the first option it might be ok. I could find other things to do, maybe start my own little company, spend more time with the family and so on.