I went to college early 2000s. The textbook said something along the lines of “The fastest RAM is 100 MHz”.

DDR was still relatively new then. I took a clipping of an ad showing higher speeds, and he literally claimed I faked the printed ad …

You can have /r/technology and /r/tech and /r/technews etc…

It’s a problem that resolves itself. One community or the other will “win”.

And if not, whatever. On Reddit, my home city has two subreddits. The content between them is slightly different (different mod teams) and the comments on duplicate posts are different. I subscribed to both to see slightly different opinions and avoid echo chamber.