You could try https://www.reddit.com/r/changemyview/ https://www.reddit.com/r/changemyview/. Not sure what the quality is like now but it had some interesting d

You could try https://www.reddit.com/r/changemyview/ https://www.reddit.com/r/changemyview/. Not sure what the quality is like now but it had some interesting discussions in the 2010s