As demonstrated in this post... https://community.etcconnect.com/etc_dimming_and_networking_systems/f/sensor-and-matrix-dimming-systems/27218/unusual-sensor-rack-error-r-1-old-sw-version
It shows fine while editing it in the editor, but as soon as I submit it renders pretty grossly. This is text that was highlit, and then Format-Formats-Blocks-Pre.
A [code] tag would be another option :)