The v1.0.8 Beta release is available now from the Nexus v1 Support Pages - http://support.psquared.net/products/nexus/v1.0/
The only major change is adding support for the Samba 3G modem.
As previously announced, the Z-Text Modem is no longer supported, the only supported SMS modem is currently the Samba modem. Do not install this version if you are using the Z-Text Modem.
This version contains To request a demonstration copy of Nexus, you will need to email email@example.com and they will be able to give you more details on what Nexus can do for you, and why it's worth every penny
As always, please post any feedback here.