Light up what you point at.
Decorate for Christmas
Bring in the Christmas cheer.
Create stained glass mosaics.
Everybody gets a personal logbook.
Turn dirt into clay.
Add dinosaurs to Minetest.
Easily find your bones after you die.
Stack slabs.
Travel with the power of Mese.
Easily copy and paste cuboid selections.
Mystical cloud ore, just waiting to be discovered.
Leave yourself a trail of signs which all point back towards the last placed sign.
Easily rotate rows of nodes.
More colors of coral.
Finally a use for all that useless obsidian you have floating around.