This is the most controversial and genius addition. Blocks in SurvivalCraft 2 24 have weight. You cannot build a floating castle anymore (unless you use specific lightweight materials like wood scaffolding).
For those new to the advanced mechanics of 2.4, it is recommended to start a world in Harmless Mode survivalcraft 2 24
Note: The exact 1.24 patch notes included bug fixes for the furnace interface and improved water rendering. If you have a specific aspect of 1.24 you'd like detailed (e.g., full crafting tree, electrical schematics, animal spawning rules), let me know. This is the most controversial and genius addition