Yes, the South Americans thinking they were hot shit because they used premade CE tables should generally be shot, but that's true of South Americans on the Internet in general. If memory serves, technojacker's thing took several months in PTDE's life to come out, and the flipside of the coin of it being widespread was you could use it to cure what it did, alongside dsfix backups.
I do not recall Japanese players doing it much in the Games for Windows Live days, though I do remember Soul Level draining only getting fixed when the Japanese started complaining.
Yes, I am aware. I am saying that there were no dataminer (or hacker) cliques at the time as Nameless One describes them, there were just a couple of people who you can count on one hand doing stuff. I am talking about a very specific thing.