Some thoughts on the 'bogus' single-layer ('profile 5') Dolby Vision made by third party tools

[TobyX]

Here is another example from the movie Joker. Only UHD vs. single-layer DV

In this case, you may see a difference in coloration. I found this example very significant.

DV (UHD):

Single-layer DV:

EDIT:
I just changed the picture sizes because of there relative big sizes