diff --git a/aegisub/src/frame_main.cpp b/aegisub/src/frame_main.cpp
index ff9d5a1de..3bed32738 100644
--- a/aegisub/src/frame_main.cpp
+++ b/aegisub/src/frame_main.cpp
@@ -674,7 +674,6 @@ void FrameMain::LoadSubtitles (wxString filename,wxString charset) {
 
 	// Setup
 	bool isFile = !filename.empty();
-	bool isBinary = false;
 
 	// Load
 	try {
@@ -688,14 +687,11 @@ void FrameMain::LoadSubtitles (wxString filename,wxString charset) {
 			// Make sure that file isn't actually a timecode file
 			try {
 				TextFileReader testSubs(filename,charset);
-				isBinary = testSubs.IsBinary();
-				if (!isBinary && testSubs.HasMoreLines()) {
-					wxString cur = testSubs.ReadLineFromFile();
-					if (cur.Left(10) == _T("# timecode")) {
-						LoadVFR(filename);
-						OPT_SET("Path/Last/Timecodes")->SetString(STD_STR(fileCheck.GetPath()));
-						return;
-					}
+				wxString cur = testSubs.ReadLineFromFile();
+				if (cur.Left(10) == _T("# timecode")) {
+					LoadVFR(filename);
+					OPT_SET("Path/Last/Timecodes")->SetString(STD_STR(fileCheck.GetPath()));
+					return;
 				}
 			}
 			catch (...) {
@@ -742,7 +738,7 @@ void FrameMain::LoadSubtitles (wxString filename,wxString charset) {
 
 	// Save copy
 	wxFileName origfile(filename);
-	if (!isBinary && OPT_GET("App/Auto/Backup")->GetBool() && origfile.FileExists()) {
+	if (ass->CanSave() && OPT_GET("App/Auto/Backup")->GetBool() && origfile.FileExists()) {
 		// Get path
 		wxString path = lagi_wxString(OPT_GET("Path/Auto/Backup")->GetString());
 		if (path.IsEmpty()) path = origfile.GetPath();
diff --git a/aegisub/src/hotkeys.cpp b/aegisub/src/hotkeys.cpp
index d19986ea6..065305aa3 100644
--- a/aegisub/src/hotkeys.cpp
+++ b/aegisub/src/hotkeys.cpp
@@ -276,11 +276,9 @@ void HotkeyManager::Load() {
 	TextFileReader file(filename);
 	wxString header;
 	try {
-		if (!file.IsBinary())
-			header = file.ReadLineFromFile();
+		header = file.ReadLineFromFile();
 	}
-	catch (wxString e) {
-		header = _T("");
+	catch (...) {
 	}
 	if (header != _T("[Hotkeys]")) {
 		wxFileName backupfn(filename);
diff --git a/aegisub/src/text_file_reader.cpp b/aegisub/src/text_file_reader.cpp
index 4a291ab20..0c7910c63 100644
--- a/aegisub/src/text_file_reader.cpp
+++ b/aegisub/src/text_file_reader.cpp
@@ -55,13 +55,8 @@
 
 TextFileReader::TextFileReader(wxString const& filename, wxString encoding, bool trim)
 : trim(trim)
-, isBinary(false)
 {
 	if (encoding.empty()) encoding = CharSetDetect::GetEncoding(filename);
-	if (encoding == L"binary") {
-		isBinary = true;
-		return;
-	}
 	file.reset(agi::io::Open(STD_STR(filename)));
 	iter = agi::line_iterator<wxString>(*file, STD_STR(encoding));
 }
diff --git a/aegisub/src/text_file_reader.h b/aegisub/src/text_file_reader.h
index 1a48461d7..64ef2bb17 100644
--- a/aegisub/src/text_file_reader.h
+++ b/aegisub/src/text_file_reader.h
@@ -51,7 +51,6 @@
 class TextFileReader {
 	std::auto_ptr<std::ifstream> file;
 	bool trim;
-	bool isBinary;
 	agi::line_iterator<wxString> iter;
 
 	TextFileReader(const TextFileReader&);
@@ -71,5 +70,4 @@ public:
 	wxString ReadLineFromFile();
 	/// @brief Check if there are any more lines to read
 	bool HasMoreLines() const { return iter != agi::line_iterator<wxString>(); }
-	bool IsBinary() const { return isBinary; }
 };