No dealbreakers so far -Biggest concern is reliability especially of the first batch of vehicles that roll off the line. I know some of the first tesla model Ss were rotten lemons and everything broke on them. I'm hoping the big bugs will get ironed out in the R1T, and the R1S will be more...
There is a huge unknown factor in this timeframe: how many reservation holders will decide to hold off when the time comes to actually make that $80K payment? If half the people ahead of you in line chicken out that could change your timeframe quite a bit. Something like 24% of model 3...