Nope. Learned my lesson with Sierras a long time ago at 3006 speeds, and based on what I've read, seen and told to me first hand by folks with a LOT more experience than myself, I think I'm on solid ground.

A good principle to guide me through life: “This is all I have come to expect, standard lackluster performance. Trust nothing, believe no one and realize it will only get worse…”