The preferred alternative is a healthy relationship after enough therapy, the latter being a [pay]wall for some

These both work on a running mounting OS partitions?
Old school and inconvenient, I’d just boot up a live usb and gparted a copy so no files are in use. Rsync [frontends] for maintenance if needed while booted into the OS.

Interesting. Uses a pi, motors, laser pointer and timing components to control interference and flip bits in transistors. Speedrunners just got a new game changer.