A macro's image has the value="" and the title="" set to the macro name.
So for example this macro:
At the moment has:
The desired situation would be:
alt="A very furry white bunny, so furry that it cannot see what is in front of it, is standing still in a frontal position. It looks at you, saying: seems good to me." title="sgtm"
To make that happen:
We can introduce an additional optional string field called "Alternative Text" or something like this, to allow image transcripts and this kind of things for screen reader folks.