We've seen this done, and done well. Close Encounters and Blade Runner on blu-ray and Star Trek: The Motion Picture on 4k come to mind. Fans still rave about those editions.
Personally, I'm content with the True Lies we got.
I watched this last night, and I thought it looked really good, perhaps a bit too slick in some places, but overall very good. I'm happy with it.
The movie, of course, is fun, especially when you take it as James Cameron's version of a James Bond movie. However, Cameron's old school misogyny...