The cost of adding a feature isn't just the time it takes to code it. The cost also includes the addition of an obstacle to future expansion. The trick is to pick the features that don't fight each other.
| Jorge Amado, Writer (1912) |
| Antonio Banderas, Actor (1960) |
| Eddie Campbell, Artist (1955) |
| Camillo Di Cavour, Statesman (1810) |
| Jimmy Dean, Actor (1928) |
| Leo Fender, Businessman (1909) |
| Angie Harmon, Model (1972) |
| Bobby Hatfield, Musician (1940) |
| Betsey Johnson, Designer (1942) |
| Roy Keane, Athlete (1971) |

