"This doesn't exit"? Shouldn't that be "exist"?

Which will never be built, due to McLaren Life's incompetence.

Which will never be completed, as McLaren Life are idiots, never finishing what they start.

Which hasn't progressed, since Disney Imagineering are idiots.

Well, no duh, Sherlock! That's because McLaren Life are like...well...idiots, and they never finish what they start.