Pistons near the build limit or void don't work properly

Pistons are still broken client-side

Large numbers of scheduled instant updates crashes the game

Items stay suspended in lava

Rails aren't always powered correctly

Issues with how signal strength is calculated and displayed

Walls don't connect to trapdoors next to them

Flowers are randomTicked

Cocoa beans cannot be placed in vines

Redstone dust floats for a bit before breaking

Walls don't connect properly

Tile entities in a chunk can lose their data when the chunk is loaded

power sources recalculating the components they're powering is too laggy

placing crystals during the dragon death animation won't resummon it

Blocks being moved move differently to the player

PendingTicks can build up outside of simulation distance

Endermen can teleport out of minecarts

Mobs despawn in mid-air

Observers no longer pulse when moved

Mining ender chest when player is using it causes crash