BrianLorgon111's AEC Timing System

1. scoreboard players tag @e[tag=nTicksLater] add nTicksLaterDone {Age:-1}
2. execute @e[tag=nTicksLaterDone] ~ ~ ~ blockdata ~ ~ ~ {auto:1b}
3. execute @e[tag=nTicksLaterDone] ~ ~ ~ blockdata ~ ~ ~ {auto:0b}