Another thing about her qualifications, she has only been White House Counsel for 8 months.
She has worked closely with first a governor, and then a president, for eleven years. And she wasn't a functionary, she was an integral part of Bush's team.
How many lawyers have THAT on their resume?
But at the end of the day, only two factors really matter. Will she be a constitutional literalist? And will she have enough humility, character and conviction to hold to that literalism and resist the temptation to add meaning to the Constitution?