UEFI
DOS virtual machine works again (it was working on Core 2 Duo, and didn't for i5). Install ArcaOS in UEFI mode to use DOS VM.
eCo Software: ACPI driver have reanimated OS/2 in 2005. As result, We can use the system today, in 2025.
Interview with Lars Erdmann, video:
talking about USB drivers development