Must have finished this some time ago but forgotten to do a post. Anyway good book in usual Sawyer-style. Fairly simplistic plot, very well written, and Sawyer brings up some interesting topics.
Calculass (aka Caitlin Dector) was born blind, but thanks to a Japanese researcher’s new gadget is given sight with some unexpected consequences. During her coming to grips with sight, she awakens and helps train a consciousness living on the world wide web.