Arguably because Eliza is the virtual equivalent of a lab rat to the "society people" who Mr. Higgins surrounds himself. It's only when Higgins realizes that Eliza is the most human of everyone there that he realizes her full worth ... or something like that ...
There's always Amazon/M-G-M ;)!
I checked my Target today and I did not see MFL in 4K but I did not look hard. (The last release on blu-ray was placed under "Action-Adventure" at Best Buy before so who knows). While there were slots there no 4K or blu-ray copies of Raya... (lots of DVDs). They...
What Cowardice on their part ... I doubt they're in the Noël they even have the film. Perhaps when somebody does a boffo Film or Mini-Series event about the other Lawrence of that era. ;)