diff --git a/.gitmodules b/.gitmodules
index eb85f72..49673f7 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -250,12 +250,6 @@
 [submodule "home-assistant-hacs"]
 	path = home-assistant-hacs
 	url = ssh://aur@aur.archlinux.org/home-assistant-hacs.git
-[submodule "homebridge"]
-	path = homebridge
-	url = ssh://aur@aur.archlinux.org/homebridge.git
-[submodule "homebridge-config-ui-x"]
-	path = homebridge-config-ui-x
-	url = ssh://aur@aur.archlinux.org/homebridge-config-ui-x.git
 [submodule "html2md"]
 	path = html2md
 	url = ssh://aur@aur.archlinux.org/html2md.git
@@ -271,9 +265,6 @@
 [submodule "immugw"]
 	path = immugw
 	url = ssh://aur@aur.archlinux.org/immugw.git
-[submodule "incus"]
-	path = incus
-	url = ssh://aur@aur.archlinux.org/incus.git
 [submodule "jsed"]
 	path = jsed
 	url = ssh://aur@aur.archlinux.org/jsed.git
@@ -598,15 +589,9 @@
 [submodule "xq"]
 	path = xq
 	url = ssh://aur@aur.archlinux.org/xq.git
-[submodule "youki"]
-	path = youki
-	url = ssh://aur@aur.archlinux.org/youki.git
 [submodule "zigup"]
 	path = zigup
 	url = ssh://aur@aur.archlinux.org/zigup.git
-[submodule "zinc"]
-	path = zinc
-	url = ssh://aur@aur.archlinux.org/zinc.git
 [submodule "zsh-prompt-ys"]
 	path = zsh-prompt-ys
 	url = ssh://aur@aur.archlinux.org/zsh-prompt-ys.git
diff --git a/dsp56300-emulator b/dsp56300-emulator
index 815324e..bebed4c 160000
--- a/dsp56300-emulator
+++ b/dsp56300-emulator
@@ -1 +1 @@
-Subproject commit 815324e9968d795616402a38d4dcec30ecb7657d
+Subproject commit bebed4cfcd18873bb3c62d6ded2b83386da62a45
diff --git a/homebridge b/homebridge
deleted file mode 160000
index 81ca922..0000000
--- a/homebridge
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 81ca922e43dc6a0cdced6e7c0d8185b9b69a0f1b
diff --git a/homebridge-config-ui-x b/homebridge-config-ui-x
deleted file mode 160000
index af5ec92..0000000
--- a/homebridge-config-ui-x
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit af5ec929aa82ff9590dd908d20727f893262beac
diff --git a/homebridge-denon-tv/PKGBUILD b/homebridge-denon-tv/PKGBUILD
deleted file mode 100644
index d9240db..0000000
--- a/homebridge-denon-tv/PKGBUILD
+++ /dev/null
@@ -1,37 +0,0 @@
-# Maintainer: George Rawlinson <george@rawlinson.net.nz>
-
-pkgname=homebridge-denon-tv
-pkgver=3.12.0
-pkgrel=1
-pkgdesc="Homebridge plugin for Denon/Marantz AV receivers"
-arch=('any')
-url="https://github.com/grzegorz914/homebridge-denon-tv"
-license=('MIT')
-depends=('homebridge')
-makedepends=('npm')
-options=('!strip')
-source=("$pkgname-$pkgver.tar.gz::https://registry.npmjs.org/$pkgname/-/$pkgname-$pkgver.tgz")
-noextract=("$pkgname-$pkgver.tar.gz")
-sha512sums=('ce775535983085be213cc3a4bc76d6f6fbfb9b9fb815936bebf4b28ae19b1694852ef50e8c1a50332012ba74104e2eb85ff143c397461113a06748cac7f648e3')
-b2sums=('b37379611559e740107416f4a090a4a08b399918e1b75b3cd7a1890d7f46b3808f35c4b124db81d34513edb1042b951dedef1059340e66e335f3008807c64911')
-
-package() {
-  local NPM_FLAGS=(--no-audit --no-fund --no-update-notifier)
-
-  npm install \
-    --global \
-    --prefix "$pkgdir/usr" \
-    "${NPM_FLAGS[@]}" \
-    "$pkgname-$pkgver.tar.gz"
-
-  # Non-deterministic race in npm gives 777 permissions to random directories
-  # See https://github.com/npm/cli/issues/1103 for details
-  find "$pkgdir/usr" -type d -exec chmod 755 {} +
-
-  # npm gives ownership of ALL FILES to build user
-  # https://bugs.archlinux.org/task/63396
-  chown -R root:root "$pkgdir"
-
-  install -vDm644 -t "$pkgdir/usr/share/licenses/$pkgname" \
-    "$pkgdir/usr/lib/node_modules/$pkgname/LICENSE"
-}
diff --git a/homebridge-platform-orbit/PKGBUILD b/homebridge-platform-orbit/PKGBUILD
deleted file mode 100644
index da144cf..0000000
--- a/homebridge-platform-orbit/PKGBUILD
+++ /dev/null
@@ -1,37 +0,0 @@
-# Maintainer: George Rawlinson <george@rawlinson.net.nz>
-
-pkgname=homebridge-platform-orbit
-pkgver=1.5.1
-pkgrel=1
-pkgdesc="Homebridge plugin for Orbit Irrigation System"
-arch=('any')
-url="https://github.com/MortJC/homebridge-platform-orbit"
-license=('MIT')
-depends=('homebridge')
-makedepends=('npm')
-options=('!strip')
-source=("$pkgname-$pkgver.tar.gz::https://registry.npmjs.org/$pkgname/-/$pkgname-$pkgver.tgz")
-noextract=("$pkgname-$pkgver.tar.gz")
-sha512sums=('0b23610b49ae38966645a7974c7f2050d87591784ee9fcb880d6ce9fa26d022713f973106168db40524ac72e1930fce2792bdc5d09dff5089bc7b1102f48d141')
-b2sums=('49972f8b923ee5700bfcecd51039b5c96c54ab2b691c008f852b8f99171ff64e941d3cbf2ee90da399401677cd8fd16e46635cd3c7e2247df3f6ef4d57b3816b')
-
-package() {
-  local NPM_FLAGS=(--no-audit --no-fund --no-update-notifier)
-
-  npm install \
-    --global \
-    --prefix "$pkgdir/usr" \
-    "${NPM_FLAGS[@]}" \
-    "$pkgname-$pkgver.tar.gz"
-
-  # Non-deterministic race in npm gives 777 permissions to random directories
-  # See https://github.com/npm/cli/issues/1103 for details
-  find "$pkgdir/usr" -type d -exec chmod 755 {} +
-
-  # npm gives ownership of ALL FILES to build user
-  # https://bugs.archlinux.org/task/63396
-  chown -R root:root "$pkgdir"
-
-  install -vDm644 -t "$pkgdir/usr/share/licenses/$pkgname" \
-    "$pkgdir/usr/lib/node_modules/$pkgname/LICENSE"
-}
diff --git a/homebridge-webos-tv/PKGBUILD b/homebridge-webos-tv/PKGBUILD
deleted file mode 100644
index 2382b47..0000000
--- a/homebridge-webos-tv/PKGBUILD
+++ /dev/null
@@ -1,37 +0,0 @@
-# Maintainer: George Rawlinson <george@rawlinson.net.nz>
-
-pkgname=homebridge-webos-tv
-pkgver=2.2.5
-pkgrel=1
-pkgdesc="Homebridge plugin for LG webOS TVs"
-arch=('any')
-url="https://github.com/merdok/homebridge-webos-tv"
-license=('MIT')
-depends=('homebridge')
-makedepends=('npm')
-options=('!strip')
-source=("$pkgname-$pkgver.tar.gz::https://registry.npmjs.org/$pkgname/-/$pkgname-$pkgver.tgz")
-noextract=("$pkgname-$pkgver.tar.gz")
-sha512sums=('83f6d8777ab5979799d9d2638d304bb0514a471d5c0a492b8b55f6f74428eba389ee9b82f0b39ce7813af7215a633ae8304d4ce5b91ca45e26ab0c72fe462722')
-b2sums=('fd159d415a87606c602ba7c8d89a8e9c2b3a50373b426b74cd02a37cdf41290b8318ac129744490c31ea1a9c7bf7c64eb0dcdfe0c08c6c0ad4b2c1f3597408e1')
-
-package() {
-  local NPM_FLAGS=(--no-audit --no-fund --no-update-notifier)
-
-  npm install \
-    --global \
-    --prefix "$pkgdir/usr" \
-    "${NPM_FLAGS[@]}" \
-    "$pkgname-$pkgver.tar.gz"
-
-  # Non-deterministic race in npm gives 777 permissions to random directories
-  # See https://github.com/npm/cli/issues/1103 for details
-  find "$pkgdir/usr" -type d -exec chmod 755 {} +
-
-  # npm gives ownership of ALL FILES to build user
-  # https://bugs.archlinux.org/task/63396
-  chown -R root:root "$pkgdir"
-
-  install -vDm644 -t "$pkgdir/usr/share/licenses/$pkgname" \
-    "$pkgdir/usr/lib/node_modules/$pkgname/LICENSE"
-}
diff --git a/incus b/incus
deleted file mode 160000
index 51efaa7..0000000
--- a/incus
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 51efaa7db9f4322d8adb44ae54f62417c9b5ea96
diff --git a/nginx-mainline-mod-brotli/PKGBUILD b/nginx-mainline-mod-brotli/PKGBUILD
index c654191..569c896 100644
--- a/nginx-mainline-mod-brotli/PKGBUILD
+++ b/nginx-mainline-mod-brotli/PKGBUILD
@@ -1,10 +1,10 @@
 # Maintainer: George Rawlinson <george@rawlinson.net.nz>
 # Contributor: Massimiliano Torromeo <massimiliano.torromeo@gmail.com>
 
-_ngx_ver=1.25.5
+_ngx_ver=1.27.1
 pkgname=nginx-mainline-mod-brotli
 pkgver=1.0.0rc
-pkgrel=24
+pkgrel=26
 pkgdesc='Brotli compression filter module'
 arch=('x86_64')
 url='https://github.com/google/ngx_brotli'
diff --git a/nginx-mainline-mod-headers-more/PKGBUILD b/nginx-mainline-mod-headers-more/PKGBUILD
index b56dd40..e3edc8d 100644
--- a/nginx-mainline-mod-headers-more/PKGBUILD
+++ b/nginx-mainline-mod-headers-more/PKGBUILD
@@ -1,10 +1,10 @@
 # Maintainer: George Rawlinson <george@rawlinson.net.nz>
 # Contributor: Massimiliano Torromeo <massimiliano.torromeo@gmail.com>
 
-_ngx_ver=1.25.5
+_ngx_ver=1.27.1
 pkgname=nginx-mainline-mod-headers-more
 pkgver=0.34
-pkgrel=10
+pkgrel=12
 pkgdesc='Set and clear input and output headers'
 arch=('x86_64')
 url='https://github.com/openresty/headers-more-nginx-module'
diff --git a/plex-media-server-plexpass b/plex-media-server-plexpass
index a912323..508d067 160000
--- a/plex-media-server-plexpass
+++ b/plex-media-server-plexpass
@@ -1 +1 @@
-Subproject commit a912323755e461bb16a1dc7fbea2c57cd6ff318b
+Subproject commit 508d067d50fb54844ba7133808c10d5e94e4e102
diff --git a/pro-audio-settings/PKGBUILD b/pro-audio-settings/PKGBUILD
new file mode 100644
index 0000000..8f642a6
--- /dev/null
+++ b/pro-audio-settings/PKGBUILD
@@ -0,0 +1,31 @@
+# Maintainer: George Rawlinson <grawlinson@archlinux.org>
+
+pkgname=pro-audio-settings
+pkgver=1
+pkgrel=1
+pkgdesc='Global settings as per Arch Wiki page: Professional_audio'
+arch=('any')
+url='https://wiki.archlinux.org/title/Professional_audio'
+license=('GFDL-1.3-only')
+source=(
+  'tmpfiles-max-user-freq.conf'
+  'sysctl-swappiness.conf'
+  'sysctl-max_user_watches.conf'
+)
+sha512sums=('7848a64e3c6ee798edecf247d5b5f62075f714de12fe5dd563ef44742b59ff88c8af81f9689fb211eac264d5bb280a76d6ea1111e048b5f92979fd46595cdea2'
+            'f1050410b6de053aa9d97b1708bb644954c615035991ffde3b5f58618040630b156518cf4058d788de53b8d9b6bb17a40d0517dcef528926bacef176583813e1'
+            'a1a1fdcdd74fd79d99f93367c3ebdbf11e1836eb1227f4a81f82890a4eb39ceb3e7bc6ed34efd125251c610ff023d8ac6c8d83616b6dabbc0ecfc69c162e7d78')
+b2sums=('dfc8c8a0850195fb945eb4a617bfcd88c622411fd3ac260c6fe312fa44b57966004f3e28a7388d177e71193027eef31db1c47c6d0296b2608fbb7f06f12c7da9'
+        '4603559afa59732d9850255da2f80526432688f7c73fd17bc71021055b2638af9d01d3a61be45927813a7bf2f3a56579cfed1dad807e94e43e965c5ef25ea4e2'
+        'ef56ec46d3e09844930c78bf0412c5598b46faf0f6f6b17b8de930c8a2a23e03688aa28a31ef58f4b1bffdfe406e97789f4d9b29a59b88685814a1b812659352')
+
+package() {
+  # max-user-freq
+  install -vDm644 "$srcdir/tmpfiles-max-user-freq.conf" "$pkgdir/usr/lib/tmpfiles.d/max-user-freq.conf"
+
+  # vm.swappiness
+  install -vDm644 "$srcdir/sysctl-swappiness.conf" "$pkgdir/usr/lib/sysctl.d/90-swappiness.conf"
+
+  # max_user_watches
+  install -vDm644 "$srcdir/sysctl-max_user_watches.conf" "$pkgdir/usr/lib/sysctl.d/90-max_user_watches.conf"
+}
diff --git a/pro-audio-settings/sysctl-max_user_watches.conf b/pro-audio-settings/sysctl-max_user_watches.conf
new file mode 100644
index 0000000..0ea3fd9
--- /dev/null
+++ b/pro-audio-settings/sysctl-max_user_watches.conf
@@ -0,0 +1 @@
+fs.inotify.max_user_watches = 600000
diff --git a/pro-audio-settings/sysctl-swappiness.conf b/pro-audio-settings/sysctl-swappiness.conf
new file mode 100644
index 0000000..987317f
--- /dev/null
+++ b/pro-audio-settings/sysctl-swappiness.conf
@@ -0,0 +1 @@
+vm.swappiness = 10
diff --git a/pro-audio-settings/tmpfiles-max-user-freq.conf b/pro-audio-settings/tmpfiles-max-user-freq.conf
new file mode 100644
index 0000000..ea48278
--- /dev/null
+++ b/pro-audio-settings/tmpfiles-max-user-freq.conf
@@ -0,0 +1,2 @@
+w /sys/class/rtc/rtc0/max_user_freq - - - - 2048
+w /proc/sys/dev/hpet/max-user-freq - - - - 2048 
diff --git a/youki b/youki
deleted file mode 160000
index c0a4506..0000000
--- a/youki
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit c0a450649d69c96cb7e11832891a5d771b17e8b2
diff --git a/zinc b/zinc
deleted file mode 160000
index ac6030e..0000000
--- a/zinc
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit ac6030e59f0b5b7c2099eb0d0a1ab0b1ef3bd827