If the idea of eternal inflation and nucleating baby universes matches reality (a big if), or can be made to match reality (who knows, maybe with enough power we can affect the inflaton field), then potentially this could avoid the heat death of at least some universes.

This is all pure speculation, of course.

Further reading: https://www.preposterousuniverse.com/blog/2011/10/21/the-eternally-existing-self-reproducing-frequently-puzzling-inflationary-universe/