I suspect this is because gfxboot-theme-ubuntu sets console-setup/layoutcode to us, in addition to setting console-setup/variantcode to dvorak. Arguably the option should be renamed to "US Dvorak" or the code in gfxboot-theme-ubuntu/casper should be refined to not preseed the layout as US.
I suspect this is because gfxboot- theme-ubuntu sets console- setup/layoutcod e to us, in addition to setting console- setup/variantco de to dvorak. Arguably the option should be renamed to "US Dvorak" or the code in gfxboot- theme-ubuntu/ casper should be refined to not preseed the layout as US.