You stated:

a. What does that mean? "active role". Do they call them once a week? Do they sit in on meetings? Are they paying their salaries? Are they introducing them to airlines? At what level do they communicate - engineering, C-level? This is meaningless information.

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Upon reexamining Mezzo's website, it becomes apparent that my question had already been answered, although my information was from another source...

David Sampson, Mezzo Movies CEO, said: "The involvement of Rolls-Royce as investor and partner in this venture provides a springboard from which to grow our business, and its technology will allow us to develop the package to bring a low-cost and competitive, yet compelling and exciting product to market for passengers in the future."