By Dave Snelling It’s not often you get something for nothing but that’s exactly what Sky users can get right now. The popular telly firm is dishing out its premium channels plus full access to Netflix for free. So how do you get this blockbuster offer? YOU CAN SEE THE FREE SKY DEAL HERE As long as you’re happy to switch over to online streaming – rather than watching TV via an aerial or standard satellite dish – you can trial Sky’s latest Stream device without paying. For those who have never heard of Sky Stream, this tiny box connects to the internet with content then beamed to the big scree…