Ok, not sure why but the whole time I was moving forward and to the left on my own. I don't have any additional extra controllers plugged in. I wasn't quite sure about how to activate the controls either, and wasn't able to use different items.
I used the download, and am on a windows machine.
This is on my work computer, so I don't have all the privileges to know exactly what is going on with it. I could try it at home later.
It is a very good vibe you got going on. I think the intro text is a little long