Far from it.
5 Dell Inspiron models, 1 Dell XPS, 2 Sony models, 8 Toshiba model, a ThinkPad and an Acer have all already standardized on the Express slot.
Expect all laptops to follow very quickly.
This site has a bunch of information regarding your problem
I want to go with a EVDO card for my new 17 Pro laptop but now Apple has to be so cutting edge that they make a port on their top of the line book that nobody makes anything for ! I love Mac's but it makes me wonder that they got the cart way ahead of the horse on this one !!!