Stacked signs cause overlapping face glitches.
Stacked signs glitch visually where the sign stem meets the board of the bottom sign. This face overlapping happens because the top of a sign extends past the height of a block, and it causes flicker.
Stacked signs glitch visually where the sign stem meets the board of the bottom sign. This face overlapping happens because the top of a sign extends past the height of a block, and it causes flicker.