I am in the same boat as you, to the extent that I am also waiting

. My choice is between iLiad and the new 9.7 Mentor. IN my case the wait is on two counts 1) The larger screen 2) Price: Mentor is suppose to be lot cheaper.
But then One in the hand is.....
For the time being, its better to wait since things are likely to be clearer (not fully though) pretty soon. As you may have read on the Astak thread, Astak is suppose to come out with their announcements and, I hope, a prototype by Mid May. I can wait that much and I think so can you