If Boba Fett hadn't undergone any significant changes, then his story would have no point. He went through a terrible experience when he fell into the sarlacc pit in Return of the Jedi ...
and no one noticed. There is a scene at the end of "Empire" wherein Boba Fett has captured Han Solo (Harrison Ford) and sealed him in a stone-like sci-fi coffin composed of a frozen material known ...
That question of course: If Boba Fett‘s ship lands and takes off horizontally, but flies vertically, how do all of the passengers on the inside not flip around and fall out of their seats?