diff --git a/debian/changelog b/debian/changelog
index fed747d1..026006e6 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -5,6 +5,18 @@ byobu (4.30) unreleased; urgency=low
     - clean up and make window colorings more consistent
   * usr/bin/byobu-status:
     - speed up disabled status runs
+  * usr/bin/byobu-statusd, usr/bin/byobu-status-print, usr/bin/byobu-
+    status-tmux, usr/bin/Makefile.am, usr/lib/byobu/battery,
+    usr/lib/byobu/.constants, usr/lib/byobu/disk,
+    usr/lib/byobu/mem_used, usr/lib/byobu/raid, usr/lib/byobu/.shutil,
+    usr/lib/byobu/swap, usr/lib/byobu/wifi_quality,
+    usr/share/byobu/profiles/tmux:
+    - support tmux status, using a cached print mechanism and a list of
+      left and right status items
+    - drop the failed byobu-statusd experiment and its byobu-status-print
+      helper
+    - add a PCT constant, required to support both screen and tmux
+    - fix a bug/typo in shutil (should be /proc/uptime)
 
  -- Dustin Kirkland <kirkland@ubuntu.com>  Thu, 11 Aug 2011 10:31:31 -0500
 
diff --git a/usr/bin/Makefile.am b/usr/bin/Makefile.am
index 771c0f07..a2d8f90b 100644
--- a/usr/bin/Makefile.am
+++ b/usr/bin/Makefile.am
@@ -1,2 +1,2 @@
-bin_SCRIPTS = byobu  byobu-config  byobu-ctrl-a  byobu-disable  byobu-enable  byobu-export  byobu-janitor  byobu-launch  byobu-launcher  byobu-launcher-install  byobu-launcher-uninstall  byobu-quiet  byobu-reconnect-sockets  byobu-select-profile  byobu-select-session  byobu-silent  byobu-status  byobu-statusd  byobu-status-detail  byobu-status-print  byobu-shell
+bin_SCRIPTS = byobu  byobu-config  byobu-ctrl-a  byobu-disable  byobu-enable  byobu-export  byobu-janitor  byobu-launch  byobu-launcher  byobu-launcher-install  byobu-launcher-uninstall  byobu-quiet  byobu-reconnect-sockets  byobu-select-profile  byobu-select-session  byobu-silent  byobu-status  byobu-status-tmux byobu-status-detail  byobu-shell
 
diff --git a/usr/bin/byobu-status-print b/usr/bin/byobu-status-print
deleted file mode 100755
index d95733c1..00000000
--- a/usr/bin/byobu-status-print
+++ /dev/null
@@ -1,33 +0,0 @@
-#!/bin/sh
-#
-#    byobu-status-print: concatenate the status cache
-#    - this script must be *extremely* fast
-#
-#    Copyright (C) 2011 Dustin Kirkland
-#
-#    Authors: Dustin Kirkland <kirkland@ubuntu.com>
-#
-#    This program is free software: you can redistribute it and/or modify
-#    it under the terms of the GNU General Public License as published by
-#    the Free Software Foundation, version 3 of the License.
-#
-#    This program is distributed in the hope that it will be useful,
-#    but WITHOUT ANY WARRANTY; without even the implied warranty of
-#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-#    GNU General Public License for more details.
-#
-#    You should have received a copy of the GNU General Public License
-#    along with this program.  If not, see <http://www.gnu.org/licenses/>.
-
-PKG="byobu"
-[ -z "${BYOBU_PREFIX}" ] && export BYOBU_PREFIX="/usr" || export BYOBU_PREFIX
-. "${BYOBU_PREFIX}/lib/${PKG}/.dirs"
-
-while read i; do
-	cache="$BYOBU_RUN_DIR/status/$i"
-	if [ -s "$cache" ]; then
-		IFS=
-		read c < "$cache"
-		printf "%s" "$c"
-	fi
-done < "$BYOBU_CONFIG_DIR/status.$1"
diff --git a/usr/bin/byobu-status-tmux b/usr/bin/byobu-status-tmux
new file mode 100755
index 00000000..d1a9d8fc
--- /dev/null
+++ b/usr/bin/byobu-status-tmux
@@ -0,0 +1,69 @@
+#!/bin/sh
+#
+#    byobu-status-tmux: byobu's status gathering for tmux
+#
+#    Copyright (C) 2011 Dustin Kirkland
+#
+#    Authors: Dustin Kirkland <kirkland@ubuntu.com>
+#
+#    This program is free software: you can redistribute it and/or modify
+#    it under the terms of the GNU General Public License as published by
+#    the Free Software Foundation, version 3 of the License.
+#
+#    This program is distributed in the hope that it will be useful,
+#    but WITHOUT ANY WARRANTY; without even the implied warranty of
+#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#    GNU General Public License for more details.
+#
+#    You should have received a copy of the GNU General Public License
+#    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+PKG="byobu"
+[ -z "${BYOBU_PREFIX}" ] && export BYOBU_PREFIX="/usr" || export BYOBU_PREFIX
+. "${BYOBU_PREFIX}/lib/${PKG}/.common"
+
+# Make sure status is not disabled
+[ -f "$BYOBU_CONFIG_DIR/status.disable" ] && exit 0
+
+# Clean and create cache directories
+mkdir -p "$BYOBU_RUN_DIR/status" "$BYOBU_RUN_DIR/.last"
+
+# Source configurations
+for i in "${BYOBU_PREFIX}/share/$PKG/status/statusrc" "$BYOBU_CONFIG_DIR/statusrc"; do
+	[ -r "$i" ] && . "$i"
+done
+
+# Get the current timestamp
+get_now; NOW=${_RET}
+
+get_status() {
+	local cachepath="$BYOBU_RUN_DIR/status/$1"
+	local lastpath="$BYOBU_RUN_DIR/.last/$1"
+	local lastrun
+	[ -r "$lastpath" ] && read lastrun < "$lastpath" || lastrun=0
+	status_freq "$1"
+	local expiry=$(($lastrun+$_RET))
+	find_script "$1" && . "${_RET}"
+	# Update cache now, if necessary
+	if [ $NOW -ge $expiry ] || [ "$lastrun" = "0" ]; then
+		"__$1" > "$cachepath"
+		echo "$NOW" > "$lastpath"
+	fi
+	IFS= read line < "$cachepath"; printf "$line"
+}
+
+case "$1" in
+	left)
+		IFS= read items < "$BYOBU_CONFIG_DIR/status.tmux.left"
+		for i in $items; do
+			get_status "$i"
+		done
+	;;
+	right)
+		IFS= read items < "$BYOBU_CONFIG_DIR/status.tmux.right"
+		for i in $items; do
+			get_status "$i"
+		done
+
+	;;
+esac
diff --git a/usr/bin/byobu-statusd b/usr/bin/byobu-statusd
deleted file mode 100755
index 04aedc71..00000000
--- a/usr/bin/byobu-statusd
+++ /dev/null
@@ -1,77 +0,0 @@
-#!/bin/sh
-#
-#    byobu-statusd: byobu's status gathering daemon
-#
-#    Copyright (C) 2011 Dustin Kirkland
-#
-#    Authors: Dustin Kirkland <kirkland@ubuntu.com>
-#
-#    This program is free software: you can redistribute it and/or modify
-#    it under the terms of the GNU General Public License as published by
-#    the Free Software Foundation, version 3 of the License.
-#
-#    This program is distributed in the hope that it will be useful,
-#    but WITHOUT ANY WARRANTY; without even the implied warranty of
-#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-#    GNU General Public License for more details.
-#
-#    You should have received a copy of the GNU General Public License
-#    along with this program.  If not, see <http://www.gnu.org/licenses/>.
-
-PKG="byobu"
-[ -z "${BYOBU_PREFIX}" ] && export BYOBU_PREFIX="/usr" || export BYOBU_PREFIX
-. "${BYOBU_PREFIX}/lib/${PKG}/.common"
-
-# Clean and create cache directories
-rm -rf "$BYOBU_RUN_DIR/status" "$BYOBU_RUN_DIR/.last"
-mkdir -p "$BYOBU_RUN_DIR/status" "$BYOBU_RUN_DIR/.last"
-
-# Source configurations
-for i in "${BYOBU_PREFIX}/share/$PKG/status/status" "${BYOBU_PREFIX}/share/$PKG/status/statusrc" "$BYOBU_CONFIG_DIR/status" "$BYOBU_CONFIG_DIR/statusrc" "$BYOBU_CONFIG_DIR/color"; do
-	[ -r "$i" ] && . "$i"
-done
-
-# Run each status function as necessary
-while true; do
-	# Make sure status is not disabled
-	if [ -f "$BYOBU_CONFIG_DIR/status.disable" ]; then
-		rm -f "$BYOBU_RUN_DIR/status"/* "$BYOBU_RUN_DIR/.last"/*
-		exit 0
-	fi
-	get_now; now=${_RET}
-	# Re-source configuration, if changed since last run
-	for i in "${BYOBU_PREFIX}/share/$PKG/status/status" "${BYOBU_PREFIX}/share/$PKG/status/statusrc" "$BYOBU_CONFIG_DIR/status" "$BYOBU_CONFIG_DIR/statusrc"; do
-		[ -r "$i" ] && [ "$i" -nt "$BYOBU_RUN_DIR/status" ] && . "$i"
-	done
-	for i in "$BYOBU_PREFIX/lib/$PKG/"*; do
-		case "$i" in
-			*/time_binary|*/Makefile.am) continue ;;
-		esac
-		i=${i##*/}
-		cachepath="$BYOBU_RUN_DIR/status/$i"
-		lastpath="$BYOBU_RUN_DIR/.last/$i"
-		# Check if this status is enabled
-		eval x="\$$i"
-		if [ "$x" != "1" ]; then
-			# This item is disabled; clean up and continue
-			rm -f "$cachepath" "$lastpath"
-			continue
-		fi
-		[ -r "$lastpath" ] && read lastrun < "$lastpath" || lastrun=0
-		status_freq "$i"
-		expiry=$(($lastrun+$_RET))
-		find_script "$i" && path="$_RET" || path=/dev/null
-		# Re-source status function, if changed since last run
-		if [ "$path" -nt "$lastpath" ] || [ ! -e "$lastpath" ]; then
-			. "$path"
-			lastrun=0
-		fi
-		# Update cache now, if necessary
-		if [ $now -ge $expiry ] || [ "$lastrun" = "0" ]; then
-			"__$i" > "$cachepath"
-			echo "$now" > "$lastpath"
-		fi
-	done
-	sleep 2
-done
-exit 0
diff --git a/usr/lib/byobu/.constants b/usr/lib/byobu/.constants
index e249ee11..7caeaabd 100755
--- a/usr/lib/byobu/.constants
+++ b/usr/lib/byobu/.constants
@@ -53,11 +53,13 @@ case "$BYOBU_BACKEND" in
 		export BYOBU_BACKEND
 		BYOBU_ARG_VERSION="-V"
 		ESC=
+		PCT="%%"
 	;;
 	*)
 		export BYOBU_BACKEND="screen"
 		BYOBU_ARG_VERSION="-v"
 		ESC="\005"
+		PCT="%"
 	;;
 esac
 
diff --git a/usr/lib/byobu/.shutil b/usr/lib/byobu/.shutil
index 60c5d223..30392b21 100755
--- a/usr/lib/byobu/.shutil
+++ b/usr/lib/byobu/.shutil
@@ -260,7 +260,7 @@ status_freq() {
 get_now() {
 	if [ -n "${BASH_VERSION}" ] && [ -n "${SECONDS}" ]; then
 		_RET=${SECONDS}
-	elif [ -r /proc/cpuinfo ]; then
+	elif [ -r /proc/uptime ]; then
 		# return the integer part of the first item in /proc/uptime
 		local s c
 		read s c < /proc/uptime
diff --git a/usr/lib/byobu/battery b/usr/lib/byobu/battery
index e266446e..138c1747 100755
--- a/usr/lib/byobu/battery
+++ b/usr/lib/byobu/battery
@@ -63,7 +63,7 @@ __battery() {
 			color="G k"
 			bcolor="b G k"
 		fi
-		percent="$percent%"
+		percent="$percent$PCT"
 		case $state in
 			charging) sign="+" ;;
 			discharging) sign="-" ;;
diff --git a/usr/lib/byobu/disk b/usr/lib/byobu/disk
index 15c1b485..0e31e10c 100755
--- a/usr/lib/byobu/disk
+++ b/usr/lib/byobu/disk
@@ -40,7 +40,7 @@ __disk() {
 	pct=${pct%?}; # take off the '%'
 	_UNIT=${unit}; _SIZE=${size}; _PCT=${pct};
 	color b M W; echo -n "$_SIZE"; color -; color M W; echo -n "${_UNIT}B,"; color -;
-	color b M W; echo -n "$_PCT";  color -; color M W; echo -n "%"        ; color --;
+	color b M W; echo -n "$_PCT";  color -; color M W; echo -n "$PCT"        ; color --;
 }
 
 # vi: syntax=sh ts=4 noexpandtab
diff --git a/usr/lib/byobu/mem_used b/usr/lib/byobu/mem_used
index e7bab8f4..c6d50818 100755
--- a/usr/lib/byobu/mem_used
+++ b/usr/lib/byobu/mem_used
@@ -47,7 +47,7 @@ __mem_used() {
 	fo_cached=$(($kb_main_free + $buffers_plus_cached))
 	fpdiv $((100*${fo_buffers})) "${total}" 0;
 	f=${_RET}
-	color b g W; printf "%s" "$f"; color -; color g W; printf "%%"; color --
+	color b g W; printf "%s" "$f"; color -; color g W; printf "%s" "$PCT"; color --
 }
 
 # vi: syntax=sh ts=4 noexpandtab
diff --git a/usr/lib/byobu/raid b/usr/lib/byobu/raid
index 94e7b477..202c1fc3 100755
--- a/usr/lib/byobu/raid
+++ b/usr/lib/byobu/raid
@@ -25,13 +25,13 @@ __raid_detail() {
 
 __raid() {
 	while read line; do
-		local pct="%" p msg
+		local p msg
 		# Errors in your raid
 		case "$line" in
 			*\ blocks\ *\[*_*\]$)
 				[ -z "${msg}" ] && msg="RAID";;
 			*%*)
-				p="${line%%${pct}*}${pct}"; p=${p##* };
+				p="${line%%${PCT}*}${PCT}"; p=${p##* };
 				[ -z "$msg" ] && msg="RAID"
 				msg="$msg,$p";;
 		esac
diff --git a/usr/lib/byobu/swap b/usr/lib/byobu/swap
index c2be0073..fe89126f 100755
--- a/usr/lib/byobu/swap
+++ b/usr/lib/byobu/swap
@@ -52,7 +52,7 @@ __swap() {
 		unit="KB"
 	fi
 	color b G W; printf "s%s" "$mem"; color -; color G W; printf "%s," "$unit"; color -;
-	color b G W; printf "%s" "$f"; color -; color G W; printf "%%"; color --
+	color b G W; printf "%s" "$f"; color -; color G W; printf "%s" "$PCT"; color --
 }
 
 # vi: syntax=sh ts=4 noexpandtab
diff --git a/usr/lib/byobu/wifi_quality b/usr/lib/byobu/wifi_quality
index 48225633..10ec3f4f 100755
--- a/usr/lib/byobu/wifi_quality
+++ b/usr/lib/byobu/wifi_quality
@@ -41,7 +41,7 @@ __wifi_quality() {
 		quality="0"
 	fi
 	[ "$quality" = "0" ] && return
-	printf "${ICON_WIFI}"; color b C k; printf "%s" "$bitrate"; color -; color C k; printf "%s," "Mbps"; color -; color b C k; printf "%s" "$quality"; color -; color C k; printf "%%"; color --
+	printf "${ICON_WIFI}"; color b C k; printf "%s" "$bitrate"; color -; color C k; printf "%s," "Mbps"; color -; color b C k; printf "%s" "$quality"; color -; color C k; printf "%s" "$PCT"; color --
 }
 
 # vi: syntax=sh ts=4 noexpandtab
diff --git a/usr/share/byobu/profiles/tmux b/usr/share/byobu/profiles/tmux
index cd773c1d..cd4981cd 100644
--- a/usr/share/byobu/profiles/tmux
+++ b/usr/share/byobu/profiles/tmux
@@ -79,7 +79,7 @@ set -g status-fg white
 set -g status-interval 1
 set -g status-left-length 256
 set -g status-right-length 256
-set -g status-left '#(byobu-status logo)'
-set -g status-right '%Y-%m-%d %H:%M:%S'
+set -g status-left '#(byobu-status-tmux left)['
+set -g status-right ']#(byobu-status-tmux right)#[default]%Y-%m-%d %H:%M:%S'
 set -g message-bg magenta
 set -g message-fg white