Streaming
Published onA problem with streaming on Roblox is that a client can just move the camera anywhere, and the server will happily stream whatever is at that location, even if the player is not meant to be there. Developers need to be able to exclude areas from being streamed to certain clients.
2023-01-16 23:14: As a follow up, it turns out to be possible with the Player.ReplicationFocus property. Setting it to a dummy part gives the server the opportunity to deny streaming in. The position of the dummy part matches the character, except when the character moves to an undesired location.