Boeing 747 dreamlifter ripoff? What?

Instructions:
Activation group one and throttle ~ Engine one
Activation group two and throttle ~ Engine two
Activation group three and throttle ~ Engine three
Activation group four and throttle ~ Engine four

Activation group five and fire weapons key/alt ~ Engine one thrust reverse
Activation group six and fire weapons key/alt ~ Engine two thrust reverse
Activation group seven and fire weapons key/alt ~ Engine three thrust reverse
Activation group eight and fire weapons key/alt ~ Engine four thrust reverse

VTOL slider ~ Pitch boost control.

Thought of course, its basically a slightly smaller B-747 Jumbo-Guppy