[MlMt] Query on compose window layout

[Sam Hathaway]

On 14 May 2021, at 10:25, Benny Kjær Nielsen wrote:

> The default has changed because recent changes means that the preview 
> at right now works better than before, that is, it keeps the width of 
> the text field fixed when enabling/disabling the preview.

Hooray! That was the thing that always bugged me about Preview at Right 
but I never got around to complaining about. Fortunately, it appears 
that Benny can read minds!

Cheers,
-sam