I've just found a list of Talents and Wildcard skills at www.mygurps.com under the GCA Files section. Yes it is a data file, but it's human readable in a text editor (Wordpad works at least).
Also, I found THIS article on it which I think explains Wildcards a bit better than the Characters book.
Also, I found THIS article on it which I think explains Wildcards a bit better than the Characters book.