I think somewhere between 10 and 12 is the sweet spot right now. Also, just to be clear, 08 is a little more than "less than half". The work factors are exponen

I think somewhere between 10 and 12 is the sweet spot right now. Also, just to be clear, 08 is a little more than "less than half". The work factors are exponential. Half of 19 would be 18.