Revert "display.c: added summation to display to get rid of BKG info"

This reverts commit b40829ae2f2bf1a7578c1e5106586c913c6f5d27.
Revert "Revert "a couple small fixes""

This reverts commit 642cca37ef4c098b0a535e543d9a5547de2bb04e.