> If the Tesla turbine was remotely as efficient as other
> types, wouldn't it have found a lot more uses?
What comes to mind for you?
> Apparently the Tesla turbine efficiency is extremely poor
> when a work load is applied.
Why "apparently" ? I'm not aware of any solid measurements for high
quality tesla turbines. If you know of any, please post a link. Other
than that, I want to know *why* it's impractical, from a theoretical
perspective, because that's what I've consistently read.