Arrows repeatedly fire

Barrier blocks don't show particles

Levitation effect lasts much longer than intended

There are teleport-player commands, and there is a teleport-all-entity command, but no individual-entity teleportation!!!

I can't move back into the text in books/signs, if I made a mistake, I must delete everything after it!

Can't hit/mine anything while sprinting/walking

When sticky/regular pistons push redstone blocks, they don't retract upon being "turned off"

Light Grey Panes of glass appear invisible in the Inventory

Sometimes Eyes-of-Ender fill portal frames but don't activate the portal!