I have a model 3 reservation, but I don't think it can be successful on this timeline. I mean it seems like the design is still not 100% set and we are just now

I have a model 3 reservation, but I don't think it can be successful on this timeline. I mean it seems like the design is still not 100% set and we are just now seeing test cars. For other car makers this would mean mass production is at least a year away.