diff --git a/README.md b/README.md
index ae46afa..2b36d22 100644
--- a/README.md
+++ b/README.md
@@ -32,8 +32,7 @@ $ jj
 
 * Tips: Use `tab` to complete dir.
 * Note: `mruHist` stored abs path.
-* Use `ctrl-z` to multi-selection,
-* but to `open2cd` only first one.
+* Use `ctrl-z` if to multi-select, and/but to `open2cd` only the last one.
 
 ## Options
 
diff --git a/go.mod b/go.mod
index afbfe48..f5807bc 100644
--- a/go.mod
+++ b/go.mod
@@ -11,7 +11,7 @@ require (
 )
 
 require (
-	github.com/mattn/go-isatty v0.0.19 // indirect
+	github.com/mattn/go-isatty v0.0.20 // indirect
 	github.com/rivo/uniseg v0.4.4 // indirect
 	golang.org/x/sync v0.4.0 // indirect
 	golang.org/x/sys v0.13.0 // indirect
diff --git a/go.sum b/go.sum
index 91477f2..b994376 100644
--- a/go.sum
+++ b/go.sum
@@ -3,8 +3,8 @@ github.com/lithammer/fuzzysearch v1.1.8/go.mod h1:IdqeyBClc3FFqSzYq/MXESsS4S0FsZ
 github.com/mattn/go-colorable v0.1.13 h1:fFA4WZxdEF4tXPZVKMLwD8oUnCTTo08duU7wxecdEvA=
 github.com/mattn/go-colorable v0.1.13/go.mod h1:7S9/ev0klgBDR4GtXTXX8a3vIGJpMovkB8vQcUbaXHg=
 github.com/mattn/go-isatty v0.0.16/go.mod h1:kYGgaQfpe5nmfYZH+SKPsOc2e4SrIfOl2e/yFXSvRLM=
-github.com/mattn/go-isatty v0.0.19 h1:JITubQf0MOLdlGRuRq+jtsDlekdYPia9ZFsB8h/APPA=
-github.com/mattn/go-isatty v0.0.19/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y=
+github.com/mattn/go-isatty v0.0.20 h1:xfD0iDuEKnDkl03q4limB+vH+GxLEtL/jb4xVJSWWEY=
+github.com/mattn/go-isatty v0.0.20/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y=
 github.com/mattn/go-runewidth v0.0.9/go.mod h1:H031xJmbD/WCDINGzjvQ9THkh0rPKHF+m2gUSrubnMI=
 github.com/mattn/go-runewidth v0.0.15 h1:UNAjwbU9l54TA3KzvqLGxwWjHmMgBUVhBiTjelZgg3U=
 github.com/mattn/go-runewidth v0.0.15/go.mod h1:Jdepj2loyihRzMpdS35Xk/zdY8IAYHsh153qUoGf23w=
diff --git a/jj b/jj
index 3068bde..7fca7d1 100755
Binary files a/jj and b/jj differ
diff --git a/main.go b/main.go
index 8a73720..53399e1 100644
--- a/main.go
+++ b/main.go
@@ -110,7 +110,6 @@ func getHomeDir() string {
 	if err != nil {
 		fmt.Fprintln(os.Stderr, err)
 		os.Exit(1)
-		// shane: better return nil (vs exit) instead ?
 	}
 	return userHome
 }
@@ -118,23 +117,19 @@ func getHomeDir() string {
 func readFs(path string) []string {
 	f, err := os.Open(path)
 	if err != nil {
-		// fmt.Fprintln(os.Stderr, err)
-		// os.Exit(1)
+		if os.IsNotExist(err) {
+			return []string{}
+		}
 		return nil
-		// shane: mostly failed if not existed ?
 	}
 	defer f.Close()
 	tmp := []string{}
 	sc := bufio.NewScanner(f)
 	for sc.Scan() {
-		// fmt.Println(sc.Text())
 		tmp = append(tmp, sc.Text())
 	}
 	if err := sc.Err(); err != nil {
-		// fmt.Fprintln(os.Stderr, err)
-		// os.Exit(1)
 		return nil
-		// shane: somehow failed - return nil whatever ?
 	}
 	return tmp
 }
@@ -145,8 +140,8 @@ func filesIfMru() []string {
 	if !mruHist {
 		return files
 	}
-	tmp := readFs(getHomeDir() + "/" + mruStore)
 	tmpLen := 0
+	tmp := readFs(getHomeDir() + "/" + mruStore)
 	if tmp != nil {
 		tmpLen = len(tmp)
 	}
@@ -154,7 +149,7 @@ func filesIfMru() []string {
 	tmp2 := []string{}
 	if tmpLen > 0 {
 		for i := tmpLen - 1; i >= 0; i-- {
-			// shane: to make mru list showed as rel path of cwd ?
+			// shane: to make mru list showed as rel path of cwd?
 			// if rl_p, err := filepath.Rel(cwd, tmp[i]); err == nil {
 			// 	tmp2 = append(tmp2, rl_p)
 			// } else {
@@ -162,8 +157,6 @@ func filesIfMru() []string {
 			// }
 			tmp2 = append(tmp2, tmp[i])
 		}
-	} else {
-		return nil
 	}
 	return tmp2
 }
@@ -179,11 +172,9 @@ func filterIfDirOnly(fs []string) []string {
 	for _, f := range fs {
 		fi, err := os.Stat(f)
 		if err != nil {
-			// fmt.Fprintln(os.Stderr, err)
-			// os.Exit(1)
 			continue
-			// XXX: may fail - just ignore such ?
-			// shane: mostly looks due to auth ?!
+			// XXX: may fail? just ignore such?
+			// shane: mostly looks due to auth?
 		}
 		if fi.IsDir() {
 			tmp = append(tmp, f)
@@ -930,7 +921,7 @@ loop:
 	if root != "" && !mruHist {
 		for _, f := range selected {
 			fArg = append(fArg, filepath.Join(root, f))
-			// XXX: should use 'cwd' instead of 'root' ?
+			// XXX: should use 'cwd' instead of 'root'?
 		}
 	} else {
 		fArg = append(fArg, selected...)
@@ -994,7 +985,7 @@ loop:
 			fmt.Fprintln(os.Stderr, err)
 			os.Exit(1)
 		}
-	} else {
+	} else { // shane: was this possible unexpected case?
 		// f, err := os.Create(getHomeDir()+"/"+mruTmpFs)
 		f, err := os.OpenFile(getHomeDir()+"/"+mruTmpFs, os.O_RDWR|os.O_CREATE|os.O_TRUNC, 0o600)
 		if err != nil {