Nah, you're not a sitting duck at all. You tried something and it worked so good for you, most would just go buy a new one. The first time I wanted to make a plug thread I couldn't find the right tap so I ended up making my own. It worked fine but then I found the right one later on. As with just about anything discussed here there's usually several ways to do things and some get rather forceful in pushing their own ideas. Post away