7zip-rar	optional	multiverse/utils
libnccl-dev	optional	multiverse/libdevel
libnccl2	optional	multiverse/libs
python3-pyvkfft	optional	multiverse/science
speech-dispatcher-ibmtts	optional	multiverse/sound
speech-dispatcher-ivona	optional	multiverse/sound
speech-dispatcher-pico	optional	multiverse/sound
speech-dispatcher-voxin	optional	multiverse/sound