diff --git a/common/bin/backupify b/common/bin/backupify
index 16e45ab..1623895 100755
--- a/common/bin/backupify
+++ b/common/bin/backupify
@@ -33,12 +33,18 @@ pushd (dirname $target) >/dev/null
 
 	set remote_path "$BACKUP_REMOTE_DIR/$backup_file_name$BACKUP_FILE_EXT"
 	echo "Streaming PGP encrypted backup of $friendly_target to SSH host $BACKUP_REMOTE_HOST at $remote_path"
-	ssh $BACKUP_REMOTE_HOST "mkdir -p $BACKUP_REMOTE_DIR"
+	ssh $BACKUP_REMOTE_HOST "mkdir -p $BACKUP_REMOTE_DIR" || begin
+		echo "Failed to SSH to $BACKUP_REMOTE_HOST and create remote dir $BACKUP_REMOTE_DIR"
+		exit 3
+	end
 	# TODO: progress indicator?
 	tar cf - . |
 		zstd --ultra -T2 -22 |
 		gpg --encrypt --recipient daniel@lyte.dev |
-		ssh $BACKUP_REMOTE_HOST "cat - > $remote_path"
+		ssh $BACKUP_REMOTE_HOST "cat - > $remote_path" || begin
+			echo "Failed to stream backup"
+			exit 4
+		end
 popd >/dev/null
 
 # TODO: checksum?
diff --git a/common/bin/unbackupify b/common/bin/unbackupify
index aa05137..bfd2c20 100755
--- a/common/bin/unbackupify
+++ b/common/bin/unbackupify
@@ -21,6 +21,16 @@ else if test (count $argv) -lt 1
 	exit 1
 end
 
+ssh $BACKUP_REMOTE_HOST "echo 1" &>/dev/null || begin
+	echo "Cannot ssh to $BACKUP_REMOTE_HOST"
+	exit 6
+end
+
+ssh $BACKUP_REMOTE_HOST "test -d $BACKUP_REMOTE_DIR/$target" || begin
+	echo "Remote directory $BACKUP_REMOTE_DIR/$target does not exist on $BACKUP_REMOTE_HOST (use --list-backup-files to show)"
+	exit 5
+end
+
 # TODO: autocomplete?
 # TODO: checksum?
 # TODO: progress indicator?
@@ -36,7 +46,10 @@ pushd $local_dir >/dev/null
 	ssh $BACKUP_REMOTE_HOST "cat $BACKUP_REMOTE_DIR/$target" |
 		gpg --decrypt 2>/dev/null |
 		zstd --ultra -T2 -22 -dc |
-		tar -xf -
+		tar -xf - || begin
+			echo "Failed to stream backup"
+			exit 4
+		end
 
 popd >/dev/null
 
diff --git a/common/neovim/coc-settings.json b/common/neovim/coc-settings.json
index f2edd32..e2cbd22 100644
--- a/common/neovim/coc-settings.json
+++ b/common/neovim/coc-settings.json
@@ -4,15 +4,10 @@
     "nim": {
       "command": "nimlsp",
       "filetypes": ["nim"]
-    },
-    "arduino": {
-      "command":"/home/daniel/.home/.go/bin/arduino-language-server",
-      "rootPatterns":["*.ino"],
-      "filetypes":["arduino"],
-      "args":["-cli", "/usr/bin/arduino-cli", "-clangd", "/usr/bin/clangd", "-cli-config", "/path/to/arduino-cli.yaml"]
     }
   },
   "elixir.pathToElixirLS": "~/.elixir-ls/release/language_server.sh",
+  "rust-analyzer.checkOnSave.command": "clippy",
   "diagnostic-languageserver.filetypes": {
     "elixir": ["mix_credo", "mix_credo_compile"],
     "eelixir": ["mix_credo", "mix_credo_compile"]
diff --git a/common/neovim/lua/keymap.lua b/common/neovim/lua/keymap.lua
index 7db7ec9..aa228b7 100644
--- a/common/neovim/lua/keymap.lua
+++ b/common/neovim/lua/keymap.lua
@@ -25,7 +25,9 @@ local keymap = {
 		['<c-l>'] = ':TmuxNavigateRight<cr>',
 		['<expr> n'] = "'Nn'[v:searchforward]",
 		['<expr> N'] = "'nN'[v:searchforward]",
-		['<c-m>'] = ':lua SynGroup()<cr>'
+		['<c-m>'] = ':lua SynGroup()<cr>',
+		['g]'] = '<Plug>(coc-diagnostic-next)',
+		['g['] = '<Plug>(coc-diagnostic-prev)',
 	},
 	t = {},
 	[''] = {
diff --git a/os/linux/sway/config b/os/linux/sway/config
index e1e7353..9f712f8 100644
--- a/os/linux/sway/config
+++ b/os/linux/sway/config
@@ -176,6 +176,7 @@ bar {
 }
 
 exec dbus-update-activation-environment --systemd WAYLAND_DISPLAY XDG_CURRENT_DESKTOP=sway
+exec systemctl --user import-environment WAYLAND_DISPLAY XDG_CURRENT_DESKTOP
 exec mako
 exec pipewire
 exec /usr/lib/kdeconnectd