Khaled, please explain how do you know these youth will not face the consequence of their act ? I am not so sure as you seem to be that the police will not charge them. Besides, do you remember the British who entered Iranian territorial waters. They have also been released without charges.
Report: Iran's Culture Ministry refuses to allow Barenboim to perform in Tehran (DPA)
from the article: Israeli teens' adventure into Egypt prompts kidnap report