diff --git a/installJRMC b/installJRMC
index 6b8428c..2166d8e 100755
--- a/installJRMC
+++ b/installJRMC
@@ -561,7 +561,7 @@ EOF
     #######################################
     # Installs JRiver Media Center from a repository
     # Returns:
-    #   0 if JRiver Media Center installed sucessfully, 1 if installation failed
+    #   0 if JRiver Media Center installed sucessfully
     #######################################
     _installMCFromRepo() {
 
@@ -581,19 +581,30 @@ EOF'
             local _mcpkg="MediaCenter"
         elif [[ "$ID" =~ ^(ubuntu|debian)$ ]]; then
             wget -q "http://dist.jriver.com/mediacenter@jriver.com.gpg.key" -O- | _ifSudo apt-key add - > /dev/null 2>&1
-            _ifSudo wget "http://dist.jriver.com/latest/mediacenter/mediacenter$_mversion.list" -O "/etc/apt/sources.list.d/jriver.list" > /dev/null 2>&1
+            _bash_cmd 'cat <<-EOF > /etc/apt/sources.list.d/jriver.list
+deb [arch=amd64,i386,armhf] http://dist.jriver.com/latest/mediacenter/ jessie main
+EOF'
             local _mcpkg="mediacenter$_mversion"
         fi
 
         # Update packages and install JRiver MediaCenter
-        if _pkg_update > /dev/null 2>&1 && _pkg_install "$_mcpkg" > /dev/null 2>&1; then
+        if [[ -n $_debug ]]; then
+            _pkg_update && \
+            _pkg_install "$_mcpkg"
+        else
+            _pkg_update > /dev/null 2>&1 && \
+            _pkg_install "$_mcpkg" > /dev/null 2>&1
+        fi
+
+        # shellcheck disable=SC2181
+        # Rationale: More compact to check this once
+        if [[ $? -eq 0 ]]; then
             echo "JRiver Media Center installed successfully!"
             return 0
         else
             err "JRiver Media Center installation failed!"
-            return 1
+            exit 1
         fi
-
     }
 
 
@@ -917,13 +928,43 @@ EOF"
 
 
     #######################################
-    # Create the VNC password file
-    # Requires:
-    #   _vncpass
+    # Create the x11vnc password file
     # Globals:
     #   _novncauth
     # Returns:
-    #   0 if ports opened sucessfully, 1 if not
+    #   0 if password created sucessfully, 1 if not
+    #######################################
+    _setX11VNCPass() {
+
+        _runDebug "${FUNCNAME[0]}"
+
+        _vncpassfile="$HOME/.vnc/jrmc_passwd"
+
+        if [[ -f "$_vncpassfile" ]]; then
+            if [[ -z $_vncpass ]]; then
+                err "Refusing to overwrite existing $_vncpassfile with an empty password"
+                err "Remove existing $_vncpassfile or set --vncpass to use an empty password"
+                exit 1
+            else
+                rm -f "$_vncpassfile"
+            fi
+        fi
+
+        if [[ -n $_vncpass ]]; then
+            if ! x11vnc -storepasswd "$_vncpass" "$_vncpassfile"; then
+                err "Could not create VNC password file"
+                return 1
+            fi
+        else
+            _novncauth="true"
+        fi
+    }
+
+
+    #######################################
+    # Create the vncserver password file
+    # Returns:
+    #   0 if password created sucessfully, 1 if not
     #######################################
     _setVNCPass() {
 
@@ -931,15 +972,21 @@ EOF"
 
         _vncpassfile="$HOME/.vnc/jrmc_passwd"
 
-        if [[ -n $_vncpass ]]; then
-            # Remove existing password file if it exists and write a new one
-            [[ -f "$_vncpassfile" ]] && rm -f "$_vncpassfile"
-            if ! x11vnc -storepasswd "$_vncpass" "$_vncpassfile"; then
-                err "Could not create VNC password file"
-                return 1
+        if [[ -f "$_vncpassfile" ]]; then
+            if [[ -z $_vncpass ]]; then
+                err "Refusing to overwrite existing $_vncpassfile with an empty password"
+                err "Remove existing $_vncpassfile or set --vncpass to use an empty password"
+                exit 1
+            else
+                rm -f "$_vncpassfile"
             fi
-        elif [[ ! -f "$_vncpassfile" ]]; then
-            _novncauth="true"
+        fi
+
+        [[ -z $_vncpass ]] && _vncpass=""
+
+        if ! echo "$_vncpass" | vncpasswd -f > "$_vncpassfile"; then
+            err "Could not create VNC password file"
+            return 1
         fi
     }
 
@@ -964,8 +1011,6 @@ EOF"
             _timer_name="jriver-${1}@$_user.timer"
             _user_specifier="User=%I"
         fi
-
-        [[ -z $_display ]] && _display="${DISPLAY:-":0"}"
     }
 
 
@@ -973,6 +1018,8 @@ EOF"
 
         _runDebug "${FUNCNAME[0]}"
 
+        [[ -z $_display ]] && _display="${DISPLAY:-":0"}"
+
         _bash_cmd "cat <<-EOF > $_service_fname
 [Unit]
 Description=JRiver Media Center $_mversion Media Server
@@ -1000,6 +1047,8 @@ EOF"
 
         _runDebug "${FUNCNAME[0]}"
 
+        [[ -z $_display ]] && _display="${DISPLAY:-":0"}"
+
         _bash_cmd "cat <<-EOF > $_service_fname
 [Unit]
 Description=JRiver Media Center $_mversion
@@ -1027,11 +1076,12 @@ EOF"
 
         _runDebug "${FUNCNAME[0]}"
 
-        _setVNCPass
-
         _installPackage tigervnc-server
 
+        _setVNCPass
+
         if [[ -z $_display ]]; then
+            # If we are running on existing X server then increment DISPLAY by one
             if [[ -n $DISPLAY ]]; then
                 _display=$(( ${DISPLAY#:} + 1 ))
                 _display=":$_display"
@@ -1040,12 +1090,6 @@ EOF"
             fi
         fi
 
-        if [[ "$_novncauth" == "true" ]]; then
-            _exec_start_cmd="/usr/bin/vncserver $_display -geometry 1440x900 -alwaysshared -fg"
-        else
-            _exec_start_cmd="/usr/bin/vncserver $_display -geometry 1440x900 -alwaysshared -fg -rfbauth $HOME/.vnc/jrmc_passwd"
-        fi
-
         _bash_cmd "cat <<-EOF > $_service_fname
 [Unit]
 Description=Remote desktop service (VNC)
@@ -1055,7 +1099,7 @@ After=syslog.target network.target
 Type=simple
 $_user_specifier
 ExecStartPre=/bin/sh -c '/usr/bin/vncserver -kill $_display > /dev/null 2>&1 || :'
-ExecStart=$_exec_start_cmd
+ExecStart=/usr/bin/vncserver $_display -geometry 1440x900 -alwaysshared -fg -rfbauth $HOME/.vnc/jrmc_passwd
 ExecStop=/usr/bin/vncserver -kill $_display
 
 [Install]
@@ -1071,7 +1115,7 @@ EOF"
 
         _installPackage x11vnc
 
-        _setVNCPass
+        _setX11VNCPass
 
         if [[ "$_novncauth" == "true" ]]; then
             _exec_start_cmd="/usr/bin/x11vnc -display $_display -noscr -geometry 1920x1080 -auth guess -forever -bg -nopw"