can we please rephrase train collisions through congestion people have some super unrealistic expectations I mean I don't know what that means but if the trains are colliding yeah I think collision is the correct if they're colliding they're colliding you know yeah the trains collide not with, not with terrain or anything though no not right now wait are you asking now or well no we we're not going to have the trains collide oh okay terrain and stuff like they're still going to run on there gotcha some people have trains going through the floor and right some people including someone we just featured today on that can be highlighted certainly somebody somebody who sells something just emerging from the ground be named but