I obtained Big Boss emblem this morning. My playtime was 4:01 (3:44 before credits) so it wasn't too bad^^ The bike escape was definitely the hardest part. And for those stuck at Liquid Ocelot fight.... hit triangle to coax liquid into taunting you back, because whenever he taunts you, you can hit triangle repeatedly, as fast as you can, to recover health. Beat him first try this way :)
Also... if you ever get to a point, like before Raging Raven, where your health may be rea...
You can select which region you want to be in. But I don't know about the final release.
Whoever contributed that story said it received a 9.8/100.... I think that may have affected the score a lot, as the drop happened around then.
But I may be wrong, not sure how that average is calculated.