Well, unless you're in a one-solution-per-customer type of business like consulting, the first one seems way off track. Who's your boss when you're making a video game? Your millions of potenial users are not going to call you in for a weekly progress meeting every Monday and a conference call every Thursday.

I don't know if managing an 85-person student group orchestra is any indication of running a business, but I personally like solving the problems that come up, especially ones that aren't directly related to the field. So scratch #4 too.

Finally, I know that you have to manage your time well to run a business. You can't be working 24/7, or you'll just burn out. Therefore, you will still have time for a personal life if you're doing it right. (#2)