diff --git a/paths/func.go b/paths/func.go
index e8e8b61..fce973f 100644
--- a/paths/func.go
+++ b/paths/func.go
@@ -24,7 +24,9 @@ import (
 	"os"
 	"os/user"
 	"path/filepath"
+	// "strconv"
 	"strings"
+	// "syscall"
 )
 
 var err error
@@ -37,6 +39,12 @@ func ExpandHome(path *string) error {
 	} else if (*path)[0] != '~' {
 		return nil
 	}
+	// E(ffective)UID (e.g. chown'd user for SUID)
+	/*
+	uid := strconv.Itoa(syscall.Geteuid())
+	usr, err := user.LookupId(euid)
+	*/
+	// R(real)UID (invoking user)
 	usr, err := user.Current()
 	if err != nil {
 		return err