diff --git a/README.md b/README.md
index d482f63..a4b2a16 100644
--- a/README.md
+++ b/README.md
@@ -41,7 +41,7 @@ are regenerated on each release — patches cannot be merged directly.
 Report problems (or send patches) to the author; accepted changes are
 applied to the development tree and appear in a following snapshot.
 
-This snapshot was assembled from development commit `43a4ce7dea2a`.
+This snapshot was assembled from development commit `15b822f06ee0`.
 
 ## License
 
diff --git a/com/Makefile b/com/Makefile
index 0786161..a326ca6 100644
--- a/com/Makefile
+++ b/com/Makefile
@@ -37,9 +37,12 @@ DEPFLAGS = -MMD -MP -MF $(@F).d
 
 .PHONY: all clean redo clang mac sks install
 
-# Default target: build dependencies first, then commands
+# Default target: build dependencies first, then commands. The commands are
+# three independent links against the finished library, so they run in
+# parallel (as mac/ and the sks/ components already do) rather than one after
+# another -- the serial links were about a quarter of a clean rebuild.
 all : | mac sks
-	$(MAKE) commands
+	$(MAKE) -j commands
 
 # Separate target to build commands (called after dependencies are ready)
 .PHONY: commands
diff --git a/sks/list/sty/list.sty b/sks/list/sty/list.sty
index 6accd4e..b6bfafc 100644
--- a/sks/list/sty/list.sty
+++ b/sks/list/sty/list.sty
@@ -1,3 +1,19 @@
 \usepackage{enumitem}
+% LaTeX's built-in enumerate/itemize stop at 4 levels ("Too deeply nested").
+% Redefine them via enumitem to allow 9. \renewlist discards all prior
+% settings, so the \setlist lines must follow it; it also discards the
+% built-in itemize markers, hence the explicit per-level labels below.
+\setlistdepth{9}
+\renewlist{enumerate}{enumerate}{9}
+\renewlist{itemize}{itemize}{9}
 \setlist{topsep=0pt, partopsep=0pt, parsep=2pt, itemsep=0pt}
 \setlist[enumerate]{label*=\arabic*.}
+\setlist[itemize,1]{label=\textbullet}
+\setlist[itemize,2]{label=\normalfont\bfseries\textendash}
+\setlist[itemize,3]{label=\textasteriskcentered}
+\setlist[itemize,4]{label=\textperiodcentered}
+\setlist[itemize,5]{label=\textbullet}
+\setlist[itemize,6]{label=\normalfont\bfseries\textendash}
+\setlist[itemize,7]{label=\textasteriskcentered}
+\setlist[itemize,8]{label=\textperiodcentered}
+\setlist[itemize,9]{label=\textbullet}