In the year 2074, the mob can't dispose of bodies, so they send their victims to 2044 where they can be killed and cremated. That's all the explanation given. That line was in the trailer I saw, and I figured a better explanation would be found in the actual film. I was wrong.
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Ted J. Kilvington, Jr.

*****

"I still have that comic, only now it's in liquid form!"