You might want to add, that Roccat supported the reverse engineering effort in this case by providing hardware and approving the use of certain sound files: >

You might want to add, that Roccat supported the reverse engineering effort in this case by providing hardware and approving the use of certain sound files: > The reversed hardware is kindly provided by Roccat. > The sound files and the Roccat logo are property of Roccat and are used with their approval. A few years back, I owned a Roccat mouse myself and was delighted to find a decent Linux driver for it.