Your're doing a good job Brotoro, i've been following you since day one and the humor and attitude you use in this has always made me laugh even when i was depressed, thanks man!
5. Since smelting discards 40% of the mass as slag, you REALLY want to smelt it before launching it. Also, with the procedural tanks and KW rocketry, it is possible to launch a 350+ ton slug of metal from Kerbin.
Yeah, but remember SQUAD is a small indie company and their budget isn't as big as Mojang or EA for example, where the smallest booth is about 50,000$ for one day. So no way they could do it!
Brotoro, you could always use the Modular Kolonization Mod, it's just the thing you could use to create a laythe colony(posibly combine it with EL(extraplanetary launchpads)) with it's own KSC(or LSC, laythe space center)