Do not optimize. Do not upgrade to 1.6. Load it once. Walk around. Then close the game. Leave it exactly as it was.
At the very edge, on a single block of bedrock, sits a chest. Inside: One rose (poppy), one diamond, and a final book. The book has one line: minecraft 1.5.2 world file
This is not a "good" world. The builds are ugly by modern standards. The redstone is needlessly complex. The terrain is jagged and harsh. But that’s the point. Do not optimize
This file is a ghost. It is the sound of a fan spinning on a Dell desktop in a hot bedroom. It is the smell of Mountain Dew Code Red. It is the feeling of discovering that a comparator can measure a cake’s fullness. Walk around
Someone built a booster rail system. Not the modern powered rails—the old 1.5.2 kind, where you needed a furnace minecart and a ridiculous loop of golden rails to launch a passenger cart across a continent.
/saves/World5/ Last Modified: August 17, 2013 Game Version: 1.5.2 (The "Redstone Update")