Showcase of obfuscation potential:

- `1.execute-notepad-invokeverbex.xlsm` - Plain, not obfuscated XLSM.
- `2.execute-notepad-invokeverbex.xlsm` - Uglified: indents, garbage comments & code, lines
- `3.execute-notepad-invokeverbex.xlsm` - Renamed symbols
- `4.execute-notepad-invokeverbex.xlsm` - All code obfuscations applied.