Aeronaut wrote:
I see the hidden assumption that an existing, well-known company is going to be FF’s white knight,
…
No, it’s your ‘hidden assumption’ that FF needs a white knight, or that LPP is going to be in the business of selling product.
Once unity is demonstrated and the basic design looks plausible, any number of firms will NECESSARILY be eager to move the ball down the field as fast as possible. How could they not? Someone else might do it and obtain significant first-mover advantages.