They're cool with that too, at least that's what the FAQ says. You just aren't allowed to hang around without taking part, I gather.

I just booked a ticket after seeing the article here, and I'm pretty excited. Even if my idea doesn't win any votes, It'll be a fun challenge for the weekend at least and just possibly a big opportunity.

Also, reading around I found a discount code for the event here: http://www.cabume.co.uk/the-cluster/inaugural-cambridge-star...