It seems like it's possible to get good results with a pretty simple formula:
<table border=1><tr><th>Food</th><th>Set Temperature</th><th>Cooking Time</th></tr><br /><tr><td>Ribs, Brisket</td><td>225F</td><td rowspan=99>It's Done When It's Done</td></tr><br /><tr><td>Chicken, Pork Shoulder</td><td>250F</td></tr><br /><tr><td>Jerky</td><td>175F</td></tr></table>
Certainly, you can do something different if you like. But you don't have to.