That was a thought added onto the end of the message, not the main argument. Also, try downloading 20 themes and then multiply your time by 20. Anyway, my whole argument is irrelevant, since you could spend half as much time writing a script to hunt and destroy the lines. I'm probably better at proving myself wrong. One thing did catch my eye, though.
Many people have trouble opening a text editor, much less be able to recoginize a nasty command.