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Feels good I would make the logo something a bit bigger.
The yellow box below feels to simple compared to the stuff above, i would grab the video button from the top and place it below
add a gradiant grey, make it start from where the blue gradiant ends.. something like that is done on www.onehub.com or planhq.com i think the latter. good luck!

in last two days i was wondering how to fix the blue gradient sharp ends, now you gave a very useful input. Thx for the grey gradient idea.