Well lightworks has gone free and I've just regestered and downloaded it. They call it a beta version, but on the site they say straight:
According to Televisual magazine the plan is to give the software free, allow new editors to learn on it, old to get used to it and eventually make their money from selling peripherals, third party plug-ins and support.This is not a trial download. From here forward, you will always be able to download and use the latest version of Lightworks for free.
The bottom line is that it's a proper pro NLE for free. And of great interest to me, they say it'll be available for Linux soon too. You can get it here:
A couple fo video's that show a little about it can be found here:
(Second one deleted as it was linking o exactly the same as the first!)
I have a short, not so important, project coming up March/April, so I wont get to give it a run until then. If anyone is already using it, or gives it a go I'd love to hear any thoughts.