Which would lead some interesting questions, like, how long before you're re-challenged and do you even get to rest before the next fight? Although the concept of fighting random trainers in a stadium intrigues me. (At least it does here, the later games would have a Battle Tower of some sort.)
Personally, you may have caught wind of one of those infamous 'Internet rumours' that vets and beginners all may have believed once upon a time. (I remember Pikablue, the well-known nickname for a may-have-been-intentionally leaked pokemon in order to draw controversy.After the Pikablue rumour, it seems as if G/S, and later C sales would sky-rocket and the franchise would solidify.)
Sorry, friend, you can write a fan-fic about being a Gym Leader, it's just impossible within the game's code.