You made a "random wire" end fed antenna. Your more knowledgeable older self might not have tried it, but an even more knowledgeable amateur radio operator defi

You made a "random wire" end fed antenna. Your more knowledgeable older self might not have tried it, but an even more knowledgeable amateur radio operator definitely would have. As long as you avoid even multiples of half the wavelength you're trying to work, it's an easy way to make a usable antenna.