capabilities wip

introduction.tex

@@ -73,4 +73,10 @@ For simplicity we focus entirely on reusable resources in this paper.
 
 
 \paragraph{Capabilities}
+The connection between tasks and resources are made with \emph{capabilities}.
+Resources have one or more capabilities, and tasks have one or more \emph{capability requirements}.
+
+In the scheduling literature capabilities are often called \emph{skills}.
+We chose not to use this word, because it suggests that resources can only be people.
+We want to emphasize that resources can be anything from machines to people to tools, so we chose the more general term capabilities.
 \todo{use consistently}