Mojang explain how the spectator mode works: You may like Dwarf Fortress sells 1 million copies on Steam, so now Bay 12 Games can afford that 'little party' it planned Minecraft's never going free ...

Minecraft: Bedrock Edition Beta 1.19.0.30 and Minecraft Preview 1.19.0.31 are now available. The preview build includes new Spectator Mode tweaks and dozens of other changes and improvements.