Angelo was still reading in the library trying to learn about the human body and seeing a few different things that would be useful for example he found out that light frequency is wide but human prescription of it is very limited. Angelo decided that his first ability to learn should be one that enhances his own sight but wild he be able to do so if he learns to add additional electrical charge to his eyes or will that just blind him. Not something he will attempt unless he gains both training and more information on the idea...