Confirmed. No streaming and no official release gameplay footage because they're still in pre-alpha, and scared something might go wrong and basically, they don't feel it's ready to be shown to the masses yet.

They don't want people to pre-judge, and then have to endure massive embarassment from the Western media again. This is less about marketing, and more about saving face. Cannot lose face a second time. Even he said he's freaking out.