There are a lot of things that are not needed yet done anyway. My other Passion, my Jeeps, are a prime example. They are way overbuilt with things that are not needed.
If anyone feels the need to wrap a UDS with a welding blanket for what ever reason, then they are cooking on an insulated UDS.
So Yes, in some instances an insulated UDS is what is called for. It will be a fun build someday down the road.