[youtube]http://www.youtube.com/watch?v=dEA_8A9TBGM[/youtube] UPDATE: I am hearing the price has been confirmed at just $1699. If true that is quite a bargain. But don’t forget the cost of external recorder for 4K. These are expected to be announced at NAB on Monday. Here’s some sample footage from the A7S, you can stream it at 4K on YouTube. Impressive at high ISOs. Remember the HDMI output in 4K is uncompressed… YouTube does not give you…