Not sure if Sony Pictures can use Morbius, because he was supposed to be in the first Blade film -- so New Line Cinema might still own the rights.
It wasn't so much that his love life was in disarray, but that he subconsciously didn't want to be Spider-Man anymore because it was ruining his life.
As for his organic webs, I too didn't like the idea at first but it actually makes more sense. Don't get me wrong, I still love the web-shooters in the comic, but, for sake of the movie, I think organic webbing works better.