If I open a file in Vim and then run
:Sex) it opens netrw in both the new split and the existing split. This happens even if I have unsaved changes, meaning the changes are lost.
The behaviour I'm used to is for netrw to only open in the new split.
I started noticing this today and I'm not sure what's causing it. It isn't my .vimrc as it happens without any config. It could be that netrw or something else has updated as I have been messing around with Homebrew.
Then I run