"If everyone would just stop replying, this would end! Why are you all still hitting reply all?!"

-latest reply all on every reply-all storm.

In my early days at Amazon, around 2012-2015, this would happen frequently enough [0]. I pretty quickly learned the best thing to do was to ignore the conversation and never think about it again rather than try to 'help'.

[0] - too many new products and orgs set up new mailing lists with 5000+ people on it, most of whom had no idea what it was. Growing pains.