Originally Posted by djb

thanks staep, I guess I would have to actually try this thing to really have a properly informed opinion on it.
I do know that I have overtightened cassettes, and learned from that.
But a few times I have seen friends bikes that had weird stuff going on and when checking, saw that their cassettes were on too loosely, so I guess its a matter of being careful of how tight its put on, and perhaps being careful of using the doohickey to avoid frame damage.

So far, I've just carried a kevlar spoke string thingee, but it makes sense that being able to deal with a busted spoke properly with a replacement is a good thing.
will watch the vid.