Not sure how interesting this will be for your average LED gear junkie, but it looks like researchers have a pretty good handle on why LED droop occurs:
Researchers Say They've Solved the Mystery of LED "Droop"
Its a science magazine type summary of physics modelling results. The author of that article isn't a researcher, she's a science writer so she probably can't answer any questions about the future of LED technology or if anyone in industry is working on this stuff.
Researchers Say They've Solved the Mystery of LED "Droop"
Its a science magazine type summary of physics modelling results. The author of that article isn't a researcher, she's a science writer so she probably can't answer any questions about the future of LED technology or if anyone in industry is working on this stuff.