"and poor execution is why they don't" Luck and timing no doubt play a very important role in addition to simply poor execution. Also even excellent execution

"and poor execution is why they don't" Luck and timing no doubt play a very important role in addition to simply poor execution. Also even excellent execution doesn't take into account how the market will respond to what you are making or trying to sell which can't always be determined prior to actually going through the motions.