As others have said Slashdot was very early if not the first. The way they did moderation, which is very different from basically everyone else, and still uniqu

As others have said Slashdot was very early if not the first. The way they did moderation, which is very different from basically everyone else, and still unique and interesting. CmdrTaco did a great writeup on it back in 1999 https://slashdot.org/moderation.shtml https://slashdot.org/moderation.shtml