A number of leaders stay too long in power.During which they accumulate wealth and acorrupt frame of mind. Power corrupts, absolute power corrupts absolutely. It is disastrous for their relatives and friends( because these people attain also to wealth and obscene power )if they leave.So Mubarak will never leave Egypt on his own steam.
Aden hotel used by Yemen goverment hit by grenade (Reuters)
from the article: Returning Israelis: Egypt protests are not as bad as they seem