no idea what makes you think metal is better than plastic - aside perhaps from fire
metal is difficult to repair, far heavier, reflects radar like nothing else, and for parts - you have no choice atm but, to bring them in - plastic - you can 3d print in the field
then you go on to talk about "Aussie super iconic sports car with the customer's
choice of powertrain . EG: Benz, BMW etc. This, IMO, could be priced in the $300K to $400K price range."
basically, you are talking about assembled kit cars - not exactly what I would call a national economic gamechanger
why is it that people keep avoiding the bloody obvious - the fortunes of the future lie in invention --- brand new technologies - and applying advanced technologies of AI etc etc.
it's very very obvious where we are going globally with some things --
just one look at the 2020 Boston Dynamics video of Atlas dancing tells us heaps -
imagine that sort of thing when it's got 1000 times the computing power which means it has the micro movements down pat and at blistering speed - CHEAP - scale him down in size to half - and, you've got a tireless humanoid machine in the home to do every single thing a human can do - but, better
who the hell wants to build kit cars and a few military vehicles --
who needs military vehicles when you've got Atlas type warriors coming on stream - they'll bloody run to the battlefield - they won't go by car