Don't give your code to Microsoft if you don't want them to have your code. This setting will make no difference to whether your code is fed into their trainin

Don't give your code to Microsoft if you don't want them to have your code. This setting will make no difference to whether your code is fed into their training set. "Oops we accidentally ignored the private flag years ago and didn't realise, we are very sorry, we were trying to not do that".