diff --git a/install.sh b/install.sh
old mode 100755
new mode 100644
index 3715a32..8d47593
--- a/install.sh
+++ b/install.sh
@@ -22,7 +22,7 @@ function assert_supported_distro {
 
 set -Eeuo pipefail
 
-message="${1:-installed}"
+deployment_type_adjective="${1:-installed}"
 
 [[ "$UID" -ne 0 ]] && echo 'root privilege required' && exit 1
 ! assert_supported_distro && echo 'unsupported distro: debian-like OR arch-like expected' && exit 2
@@ -32,6 +32,6 @@ if [[ -d "$MIAOU_BASH_DIR" && -L /etc/inputrc && "$(readlink /etc/inputrc)" == "
   . "$MIAOU_BASH_DIR"/bin/miaou-bash "$MIAOU_BASH_DIR/lib/self-upgrade.bash"
 else
   bootstrap
-  . "$MIAOU_BASH_DIR"/bin/miaou-bash "$MIAOU_BASH_DIR/lib/init.bash"
-  echo "miaou-bash successfully $message"
+  . "$MIAOU_BASH_DIR"/bin/miaou-bash "$MIAOU_BASH_DIR/lib/initiate.bash"
+  echo "miaou-bash successfully $deployment_type_adjective"
 fi
diff --git a/lib/devmode.bash b/lib/devmode.bash
old mode 100755
new mode 100644
index 0185c15..772a530
--- a/lib/devmode.bash
+++ b/lib/devmode.bash
@@ -23,7 +23,7 @@ function dev_mode {
   git clone "$GIT_URL"
   sudo rm "$MIAOU_BASH_DIR" -rf
   sudo ln -s "$target" "$MIAOU_BASH_DIR"
-  sudo -E "$MIAOU_BASH_DIR"/lib/init.bash
+  sudo -E "$MIAOU_BASH_DIR"/lib/initiate.bash
 }
 
 function assert_reachable_target {
diff --git a/lib/init.bash b/lib/init.bash
deleted file mode 100755
index f71774b..0000000
--- a/lib/init.bash
+++ /dev/null
@@ -1,128 +0,0 @@
-#!/usr/bin/env miaou-bash
-
-# CONSTANTS
-
-readonly AZERTY_ZONES=(
-  'Europe/Paris'
-  'Indian/Reunion'
-  'Indian/Mayotte'
-  'America/Cayenne'
-  'America/Guadeloupe'
-  'America/Martinique'
-  'Pacific/Noumea'
-  'Pacific/Tahiti'
-)
-readonly REQUIRED_PKGS=(file jq vim git)
-readonly BACKUP='ORIGINAL'
-
-# FUNCTIONS
-
-function usr_bin_miaou_bash {
-  local source_bin="$MIAOU_BASH_DIR/bin/miaou-bash"
-  local dest_bin="/usr/bin/miaou-bash"
-  if ! [[ -f "$dest_bin" ]]; then
-    cp -f "$source_bin" "$dest_bin"
-    echo "/usr/bin/miaou-bash created"
-  elif ! cmp -s "$source_bin" "$dest_bin"; then
-    cp -f "$source_bin" "$dest_bin"
-    echo "/usr/bin/miaou-bash updated"
-  fi
-}
-
-function install_required_packages {
-  . "$MIAOU_BASH_DIR"/tools/pkg_add "${REQUIRED_PKGS[@]}"
-}
-
-function no_more_skeleton {
-  if [[ -e /etc/skel/.bashrc ]]; then
-    rm /etc/skel/.bashrc
-    echo "skeleton .bashrc removed!"
-  fi
-}
-
-function link_etc {
-  local filename="$1" subfolder="${2:-}"
-  local link_name="$filename"
-  [[ -v LINK_NAME ]] && link_name="$LINK_NAME"
-
-  local source="$MIAOU_BASH_DIR/etc"
-  local destination="/etc"
-  [[ -n "$subfolder" ]] && source+="/${subfolder}" && destination+="/${subfolder}"
-  if [[ -L "$destination/$link_name" ]]; then
-    if [[ "$(readlink "$destination/$link_name")" != "$source/$filename" ]]; then
-      ln -sf "$source/$filename" "$destination/$link_name"
-      echo "link $source/$link_name updated"
-    fi
-  else
-    if [[ -f "$destination/$link_name" ]]; then
-      mv "$destination/$link_name" "$destination/$link_name.$BACKUP"
-      echo "$destination/$link_name.$BACKUP saved!"
-    fi
-    ln -s "$source/$filename" "$destination/$link_name"
-    echo "link $source/$link_name created"
-  fi
-}
-
-function arch_vimrc {
-  mkdir -p /etc/vim
-  if ! grep -q '/etc/vim/vimrc.local' /etc/vimrc; then
-    cat >>/etc/vimrc <<-EOF
-      " Source a global configuration file if available
-      if filereadable("/etc/vim/vimrc.local")
-        source /etc/vim/vimrc.local
-      endif
-EOF
-    echo "vimrc source /etc/vim/vimrc.local if any"
-  fi
-
-}
-
-function link_config_files {
-  [[ "$DISTRO_LIKE" == 'arch' ]] && arch_vimrc
-
-  link_etc vimrc.core vim
-  link_etc vimrc.miaou vim
-  link_etc vimrc.rookie vim
-
-  if in_azerty_zone 2>/dev/null; then
-    link_etc vimrc.azerty vim
-    LINK_NAME=vimrc.local link_etc vimrc.local.azerty vim
-  else
-    link_etc vimrc.local vim
-  fi
-  link_etc bash.bashrc
-  link_etc inputrc # last command required to detect successful installation
-}
-
-function bind_inputrc {
-  bind -f /etc/inputrc 2>/dev/null # arch: dismiss harmless warning
-}
-
-function in_azerty_zone {
-  [[ -L /etc/localtime ]] || return 1
-
-  local zone
-  zone=$(readlink /etc/localtime)
-  zone="${zone#/usr/share/zoneinfo/}" # remove prefix
-  for i in "${AZERTY_ZONES[@]}"; do [[ "$zone" == "$i" ]] && return; done
-  return 1
-}
-
-function fix_terminfo_ghostty {
-  if ! infocmp xterm-ghostty >/dev/null 2>&1; then
-    tic -x "$MIAOU_BASH_DIR"/assets/terminfo/ghostty 2>/dev/null
-    echo 'terminfo ghostty succesfully compiled'
-  fi
-}
-
-# MAIN
-
-source "$MIAOU_BASH_DIR/lib/functions.bash"
-assert_root
-usr_bin_miaou_bash
-DISTRO_LIKE=$(fetch_distro_like)
-install_required_packages
-no_more_skeleton
-fix_terminfo_ghostty
-link_config_files
-bind_inputrc
diff --git a/lib/self-upgrade.bash b/lib/self-upgrade.bash
old mode 100755
new mode 100644