Saw some really strange things (for ex the wall-like slope at 10th) and I think it was very hard to read the environment. Cant give five to that Im afraid.
busted the first time by getting no map. Some of these controls were hard to find even at the right feature. Go over the rock and miss it a little, have to turn back.
Argh my computer froze for a minute every 10 seconds and when it unfroze I was facing a different direction and didn't know where I was. stupid internet