That's what %s does by default when there is no provided toString function, right? The point of %D would be to explicitly bypass the toString?

I think this thread I just started in learn is actually specifically asking for this feature:
http://forum.dlang.org/thread/lljftxptrgrltcpaszgf@forum.dlang.org

Basically, I want to print a string according to how it would look in D.