http://coherence-lang.org/Onward09.pdf
(thx to Paul Tarvydas for the heads up)
Edwards acknowledges Trellis as a temporal predecessor tho he was unaware of it. Mentions Garnet, too. FRP, too.
Not sure I like re-running rules to achieve correctness, tho it would be nice not having to record dependencies.
Worth noting: not yet implemented.
kt