Install corsair RGB

https://launchpad.net/~tatokis/+archive/ubuntu/ckb-next


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ckb-next
PPA description

ckb-next is an open-source driver for Corsair devices.

This is the official PPA for ckb-next.

To install, after following the instructions below, run:
sudo apt install ckb-next
Adding this PPA to your system

You can update your system with unsupported packages from this untrusted PPA by adding ppa:tatokis/ckb-next to your system's Software Sources. (Read about installing)

sudo add-apt-repository ppa:tatokis/ckb-next
sudo apt-get update