Fallout 3 Hacking Game Review

There are hidden strings in garbage characters that light up if you crawl through them. They can reset the number of tries, or remove dias. I had no ideaatjust found out abou that wy, they're either in like, parentheses brackets or carrots. So is it curly braces that are re tries? Does it work like that? A, or is it random it remember, i don't but yet, i just, i yow it.