Didn’t make it into 2.0.0 
I also find that adjusting the main messages column will (sometime) set the other columns to inappropriately-small widths.
I would like the timestamps selection to be “sticky” (ie, remembered between sessions).
I generally find that the timestamp is too wide: usually just displaying hh:mm:ss.SSS would be plenty - year, month & day just wastes screen width (they should still be recorded; just don’t need to be displayed).
And what is the 3-digit number after the timestamp:
See also: Trace Recording is a pain