From e1e60f38dc871a99d3fa71f3fabd6a3ddeb32ca9 Mon Sep 17 00:00:00 2001
From: Bert Wesarg <bert.wesarg@googlemail.com>
Date: Mon, 31 Aug 2020 22:35:09 +0200
Subject: CRT: note about possible use of replacement for `+` glyph in tree

---
 CRT.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/CRT.c b/CRT.c
index 35b285f7..33ee9623 100644
--- a/CRT.c
+++ b/CRT.c
@@ -167,7 +167,9 @@ const char *CRT_treeStrUtf8[TREE_STR_COUNT] = {
    "\xe2\x94\x9c", // TREE_STR_RTEE ├
    "\xe2\x94\x94", // TREE_STR_BEND └
    "\xe2\x94\x8c", // TREE_STR_TEND ┌
-   "+",            // TREE_STR_OPEN +
+   "+",            // TREE_STR_OPEN +, TODO use 🮯 'BOX DRAWINGS LIGHT HORIZONTAL
+                   // WITH VERTICAL STROKE' (U+1FBAF, "\xf0\x9f\xae\xaf") when
+                   // Unicode 13 is common
    "\xe2\x94\x80", // TREE_STR_SHUT ─
 };
 
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