haven't read the content, just make sure everythings are not the same. either it will be marked as copyrht infrigement. (hide this msg after you read it, k.. ) cheers.. or you can just type "based on where..." so it's fine.
I'm sure you can learn it. I've learned 3dsmax, texturing, modelling and rendering in about 3 months. It's not hard but powerful CPU and >1GB RAM in your PC is a must.
Anyways - this building-idea you've presented here is great! *THUMBS UP*