Tethering from an ad-hoc connection to Nexus 7:
http://forum.xda-developers.com/show...php?p=29847320
http://talk.maemo.org/showpost.php?p...2&postcount=18

The Nex7 is better due to USB-OTG and ability to put even MeR on it now

However, like Dave said maybe wait it out for some while for something that is an evolution of the Nex7...