This is what’s known as a “c tick” which is the first half of a redstone pulse. like tigers said, the piston cuts it off before the second half of the redstone pulse (p tick) comes in and lights up the dust.
This is what’s known as a “c tick” which is the first half of a redstone pulse. like tigers said, the piston cuts it off before the second half of the redstone pulse (p tick) comes in and lights up the dust.