currently there are so many ways to add comments... and from my point of view none of them is really a gamechanger...

my enhancement:

Make this one markup-feature great again by following this simple steps:

     - make the new markup-feature compatible with the comment feature and the eDrawings markups and ink-sketch

     - make it easier for endusers to access the different colors, pens rubber etc. - any new dropdown menu to access command is hard to use and less intuitive

here's a summary of the existing possibilities: