Good things:
RTP: Random teleport to a random location which never knows u r on it except you do /tpaccept or /tphere…
GriefPrevention and no-pvp. Doing for protect players from pvp. They can build their own claim using a stone shovel.
New crafts: Enchanted Golden Apple, Tags and more.
Bad things:
Very laggy if render and simulation distance are lower than minimum value.