It can be disabled even easier than that.

But it signals our values and people thinking about hosting an instance would be silly to use software which has values different from theirs. The values permeate the entire software, the rational discourse toolkit is just an attempt to make them super obvious, really. For more subtle examples of value-driven features see https://join.piefed.social/2024/06/22/piefed-features-for-growing-healthy-communities/