Added tmdfs mode 4 for 2x 640x480 monitors

.vscode/settings.json

@@ -0,0 +1,13 @@
+{
+    // Legacy source files use CP949 (Korean Windows encoding, superset of EUC-KR).
+    // VS Code defaults to UTF-8, which silently corrupts the Korean comment bytes
+    // on save. Setting encoding to cp949 here preserves them exactly.
+    "files.encoding": "cp949",
+
+    // Let VS Code try to detect encoding per-file, falling back to cp949 above.
+    "files.autoGuessEncoding": true,
+
+    // Preserve the original Windows CRLF line endings (Git's * -text in
+    // .gitattributes also prevents conversion, but this keeps VS Code consistent).
+    "files.eol": "\r\n"
+}