Writing Your Own Rules
Why wait for WebOnt to be Implemented?
Do Way Cool Stuff
... many of the CWM apps (some need a web-fetch agent)
There is some variation in expressivity (Database Logic (datalog)
vs Horn Logic [as in Prolog or, deSkolemized, in CWM and NILE]). Horn
Logic is Turing Complete.
...And you pay a performance penalty