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Swapping SD cards on Raspberry Pi is frustrating, so I use this Ventoy-like tool for multi-boot

Raspberry Pi and other SBCs can boot an operating system from SD cards and USB devices. I own multiple SD cards and am a fan of swapping them to instantly switch to a different OS, such as RetroPie, ...
Hackaday

Raspberry Pi OS In-Place Upgrades, Not For The Faint Hearted

The Raspberry Pi series of boards are noted for their good software support, with a continuous flow of operating system upgrades such that an original Pi from 2012 will still boot the latest Pi OS.