legibility

Script Typefaces & legibitity, a research about the viability of script fonts for body text

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Hello Everybody.
My name is Javier Rosa, I am from Barcelona. I am both a graphic design professional and student. Currently I am working on my final degree project.
A week ago I've sent emails asking some information for that project to relevant people in the script typography field. One of this relevant persons, Bas Jacobs, suggested me to post a message in this board, and I thought it was a good idea, so here am I asking for your help.
This project is a theoretical one, developed in basis of a hypothesis. I personally have decided to focus the paper on script typography. The starting point of the work is the hypothesis below: