Some people, like John Ivers of Indiana, have the guts and ingenuity to build a working rollercoaster in their back yard. For most folks, however, coaster construction is limited to virtual worlds, and Nintendo fans can soon join the fun if Atari and developer n-Space deliver on their recent announcement: Rollercoaster Tycoon is coming to 3DS. Rollercoaster Tycoon 2 is one of my top 3 favorite gam...