Does plan9 support 15 different archs with all of their quirks and subarchitectures? no. only 11 WiFi stack? yes, and bluetooth Support for different power

Does plan9 support 15 different archs with all of their quirks and subarchitectures? no. only 11 WiFi stack? yes, and bluetooth Support for different power modes? yes, I think so, can't say I've ever used it. does "echo blank > /dev/vgactl" count? Framebuffers? no, it is a 21st century os Kernel probes, high resolution timers, extended inbuilt security APIs? yes all in 13 syscalls