diff --git a/main.go b/main.go
index d7c8ee5..2085746 100644
--- a/main.go
+++ b/main.go
@@ -35,22 +35,39 @@ func init() {
 }
 
 func main() {
+	// TODO: Implement some sort of git integration
+	// Maybe use go-git
+	// Specify a -git flag
+	// If we are operating with git then:
+	// Inmitialize a repo if one doesn't exist (try to open right?)
+	// For each file matched by glob first figure out if it's already tracked
+	// If not tracked then track it and commit (either it alone or maybe multiple together somehow)
+	// Then reset the file (to undo previous modifications)
+	// THEN change the file
+	// In addition add a -undo flag that will ONLY reset the files without changing them
+	// Only for the ones matched by glob
+	// ^ important because binary files would fuck us up
 	flag.Usage = func() {
 		fmt.Fprintf(os.Stderr, "Usage: %s [options] <pattern> <lua_expression> <...files_or_globs>\n", os.Args[0])
 		fmt.Fprintf(os.Stderr, "\nOptions:\n")
+		fmt.Fprintf(os.Stderr, "  -json\n")
+		fmt.Fprintf(os.Stderr, "        Process JSON files\n")
+		fmt.Fprintf(os.Stderr, "  -xml\n")
+		fmt.Fprintf(os.Stderr, "        Process XML files\n")
 		fmt.Fprintf(os.Stderr, "  -mode string\n")
 		fmt.Fprintf(os.Stderr, "        Processing mode: regex, xml, json (default \"regex\")\n")
 		fmt.Fprintf(os.Stderr, "\nExamples:\n")
 		fmt.Fprintf(os.Stderr, "  Regex mode (default):\n")
 		fmt.Fprintf(os.Stderr, "    %s \"<value>(\\d+)</value>\" \"*1.5\" data.xml\n", os.Args[0])
 		fmt.Fprintf(os.Stderr, "  XML mode:\n")
-		fmt.Fprintf(os.Stderr, "    %s -mode=xml -xpath=\"//value\" \"*1.5\" data.xml\n", os.Args[0])
+		fmt.Fprintf(os.Stderr, "    %s -xml \"//value\" \"*1.5\" data.xml\n", os.Args[0])
 		fmt.Fprintf(os.Stderr, "  JSON mode:\n")
-		fmt.Fprintf(os.Stderr, "    %s -mode=json -jsonpath=\"$.items[*].value\" \"*1.5\" data.json\n", os.Args[0])
+		fmt.Fprintf(os.Stderr, "    %s -json \"$.items[*].value\" \"*1.5\" data.json\n", os.Args[0])
 		fmt.Fprintf(os.Stderr, "\nNote: v1, v2, etc. are used to refer to capture groups as numbers.\n")
 		fmt.Fprintf(os.Stderr, "      s1, s2, etc. are used to refer to capture groups as strings.\n")
 		fmt.Fprintf(os.Stderr, "      Helper functions: num(str) converts string to number, str(num) converts number to string\n")
 		fmt.Fprintf(os.Stderr, "      is_number(str) checks if a string is numeric\n")
+		fmt.Fprintf(os.Stderr, "      For XML and JSON, the captured values are exposed as 'v', which can be of any type we capture (string, number, table).\n")
 		fmt.Fprintf(os.Stderr, "      If expression starts with an operator like *, /, +, -, =, etc., v1 is automatically prepended\n")
 		fmt.Fprintf(os.Stderr, "      You can use any valid Lua code, including if statements, loops, etc.\n")
 		fmt.Fprintf(os.Stderr, "      Glob patterns are supported for file selection (*.xml, data/**.xml, etc.)\n")