Is it fair to ask at this point if Elon Musk is going crazy? His decisions of late seem unwise at best, irrational at worst. Maybe he should just concentrate on

Is it fair to ask at this point if Elon Musk is going crazy? His decisions of late seem unwise at best, irrational at worst. Maybe he should just concentrate on producing Model 3's and then the Model Y? Or what would be really cool would if Tesla could produce multiple car models... at the same time!