

Because of child labor laws and kids having to go to school a certain number of hours a day.
A young looking 19- or 20-year-old can work a full 14-hour day of filming.

When did you first notice you were attracted to young boys?
.
Yep, and child actors eventually grow up too, which can be unpredictable on the body. hard to pretend to be a teen for 7 seasons if you change drastically over the seven years. and age badly or grow a foot taller then needed.
Have some Greg Oden looking breh playing a senior in highschool, because he really was in highschool when you started.