diff --git a/wfinfo-ng b/wfinfo-ng
index d26aaac..8438100 100755
--- a/wfinfo-ng
+++ b/wfinfo-ng
@@ -1,6 +1,21 @@
 #!/bin/bash
+#
+# Quick-launch script for wfinfo-ng
+# https://github.com/knoellle/wfinfo-ng
+#
+# Quick setup for a toolbox on Fedora:
+#  toolbox create wfinfo-ng
+#  toolbox enter wfinfo-ng
+#  sudo dnf install -y cargo clang cmake curl fontconfig-devel g++ jq leptonica-devel libXi-devel libXtst-devel openssl-devel rust tesseract-devel xrandr
+#
+# After this, CD into the repo and run:
+#  cargo install --path . --bin wfinfo
+#
+# This'll put it in ~/.cargo/bin, which we exec directly
+#
 
 # Assumes Flatpak Steam
+wfinfo="$HOME/.cargo/bin/wfinfo-ng"
 logfile="$HOME/.var/app/com.valvesoftware.Steam/.steam/steam/steamapps/compatdata/230410/pfx/drive_c/users/steamuser/AppData/Local/Warframe/EE.log"
 
 if ! [ -e "$logfile" ]; then
@@ -8,6 +23,14 @@ if ! [ -e "$logfile" ]; then
 	exit 1
 fi
 
+if ! [ -e "$wfinfo" ]; then
+	echo "Could not find wfinfo -- is it installed?"
+	exit 2
+elif ! [ -x "$winfo" ]; then
+	echo "wfinfo exists but isn't executable? What'd you do?"
+	exit 3
+fi
+
 exec toolbox run \
 	--container wfinfo-ng \
 	~/.cargo/bin/wfinfo \