Not sure if the Sims team actually look here but..

"sam123;d-968086" wrote:
Teens should be shorter than YA+

Why would you want it unrealistic?
I know plenty of teens who are taller than their parents and grand parents.

I always get confused when I see teens and YA they are literally exactly the same and can do almost anything YA sims can do..

Sounds like real life.
Go clubbing, run into teens with fake id, many of whom weren't even carded on entry, meanwhile, all the 30+ year olds get carded...