I can say for a fact a small minority of my time is spent on domains I don't bother tagging as waste or dev. If you are spending a lot of time on random domain

I can say for a fact a small minority of my time is spent on domains I don't bother tagging as waste or dev. If you are spending a lot of time on random domains, I think even considering rescuetime has identified a clear way to, err, rescue time.