Please answer the following questions in a brief paragraph ：
Briefly describe the industry/market that IMAX operates in. What is unique about the way IMAX earns revenue (and its related profit) relative to other companies in their industry? Based upon what you know about the company, would you invest in this business? Why or why not?
it could be at most 1 page long! no more than 1 page. 2/3 page is perfect.