Now I did not know that ..... ( and I'm clever )

Out with the old ...

WebFacing Deployment Tool with HATS Technology (WDHT) has been replaced with Rational Host Access Transformation Services for 5250 Applications (HATS for 5250) starting with V7.1. Please see the new Rational HATS page for updated information.

WebFacing Deployment Tool with HATS Technology (WDHT) V7.0 is removed from Market as of April 2, 2008.

http://www-306.ibm.com/software/awdtools/wdht/

and in with the new ...

Rational Host Access Transformation Services

http://www-306.ibm.com/software/awdtools/hats/

So WF and HATS became WDHT, but they've now become RHATS ( phonetically, that sounds like RATS ).

Confused ?? Me neither