thank you your very fast reply, radiance.
Okay, I'm set on purchasing, and I always feel good about supporting new interesting software like Octane, in the beginning.

Last question. I tried running the demo, but it exited because my hardware isn't good enough. Can I still activate my license now ...

I am strongly considering purchasing octane render now, when it is on sale for half the price.
At the moment I don't even have a Nvidia CUDA ready GFX card, but my next computer will, so here is my question.

If I purchase Octane Render BETA now. Can I upgrade it, and if yes - how long?
Because, if ...