Leo double-clicked the installer. It didn’t ask for a directory. It didn’t ask for permission. It just said:
After the funeral, Leo found a dusty floppy disk in Grandpop’s attic labeled “MY WORLDS - DO NOT DELETE.” It contained 1.2 megabytes of level data for a 30-year-old game. Broken, unplayable on modern hardware. Super Mario Maker World Engine 3.2.3 Download
The file name was a mouthful: .
PING.