Reene, i originally used it for winter woodland riding, as cleaning the gears was a chore.
I was amazed at how much better the bike felt without all the clutter on it...especially the rear end. The drivetrain feels so much more solid.
Oh, and the cassettes the bike companies manufacture? Notice how the cogs are getting thinner and thinner? What we on now 12 or 11 speed cassettes? Less and less durable. What a con.