1.) you can get a slightly better price in the US but for Switzerland, I'd say that's a great price!
2.) No, the bump up from 5400rpm to 7200rpm is not too noticeable. Game performance will not truly be effected but loading times will be slightly longer.
3.) I have the same laptop but without a logo. If it's at your local store, have them pull out one for you to look at.
4.) the left palm of the laptop gets hot after extreme gaming, and the bottom of the laptop gets...