[Revi 01]

....and a layer cloud, so you can't see the ground under it. In fact there ought to be more variety of atmosphere settings (I must admit, I'm getting a bit bored with the same cloud distribution every time )

Yes definately, I tend to fly at very low altitudes 1000-3000m Yet around 6000m seems a more real altitude to be flying, a cloud layer below would be great.