A word or two about speed hacking.

[Kaimetsu]

Originally Posted by Zero Hour

Yeap, you're right. There sure are! But that's why Stefan thought..." What if we had strings that would be sent to the client... but wouldn't be sent back to the server?" We call them clientr.strings, and they prevent people from changing a lot of different things

Well, that's true, but a trainer wouldn't need to convince the server to adopt its new value. It would only need to modify the variable locally.