I largely agree. It was (and is) a contentious issue, but I think it helps a lot in removing textual noise, in most cases. And it's always possible to add the brackets in where clarity helps.
I largely disagree and am not looking forward to dealing with mixed brace code at work.
Hopefully there will be a scalafmt rule that can enforce consistency.
And hopefully more than 0.1% of projects will turn the lint on..