Some people are also researching procedural real time texture generation, this can lead to infinite resolution textures that are generated on-the-fly and can thus be animated. Game file size and loading time could be drastically reduce with medium impact on performance.

Clutered rendering fox example is here since some years and drastically accelerated the time to render scene with hundreads and thousands of dynamic lights, and the basis of wich is currently used to create dynamic mesh lod systems like nanite.