Funny, I was just telling my wife, it’s relative. For GM, Ford, Tesla, not all that complex.
Still no reason for a VP to immediately contradict the POTUS like that.
"It depends." The ultimate outcome here is sufficient delivery of suitable goods, with "simple/complex" being a proxy. Trump was, I think, trying to be complimentary of companies for stepping up to make "complex" devices; Pence was considering delivery time and breadth of supply.