Add note

sftp-into-eye

@@ -42,6 +42,8 @@ while read i; do
 	# If already in namedfiles i.e. the-eye, skip
 	es x info -- "$i" | rg -q -F '"type": "namedfiles"' && continue || true
 
+	# This is mostly a demo which adds it to ceph over SFTP with `rclone`;
+	# ideally we instead have the `es x get -s -- "$i"` step putting it directly into ceph.
 	(
 		es x get -s -- "$i" && \
 		rclone --metadata --inplace --size-only --progress copyto "$i" "$RCLONE_DEST:$eye_path" && \