The neck is extremely flexible, even at fast mouse movements there is no resistance. Depending on the length of the "free-floating cable" it is absolutely Gamer Suitable, the radius of movement is generous.
The cable management is really tight, but instead to file after as some recommend here, I simply using pliers pure pressed (cloth interposing!) The cable.
For the extended effort to insert the mouse cable, I prefer a ZIP code, still remain 4 and a strong buy recommendation!