--- a/pnas/pnas.tex	Wed Oct 27 00:08:11 2010 -0700
+++ b/pnas/pnas.tex	Wed Oct 27 21:36:29 2010 +0900
@@ -139,7 +139,7 @@
 
 
 %% When adding keywords, separate each term with a straight line: |
-\keywords{term | term | term}
+\keywords{n-categories | topological quantum field theory | hochschild homology}
 
 %% Optional for entering abbreviations, separate the abbreviation from
 %% its definition with a comma, separate each pair with a semicolon:
@@ -159,8 +159,6 @@
 %% \subsection{}
 %% \subsubsection{}
 
-\todo{Check font size in an actual PNAS article: this looks a little big}
-
 \nn{
 background: TQFTs are important, historically, semisimple categories well-understood.
 Many new examples arising recently which do not fit this framework, e.g. SW and OS theory.