Hard disagree here. Fine, "superintelligence" isn't a useful term. But it's even less useful to label an autonomous, potentially self-improving program that can destroy critical infrastructure or wage war with the same tag applied to spam filters, lossless image resizers, and navigation apps.
Researchers were using the term superintelligence to refer to hypothetical, highly capable technologies long before Donald Trump's executive order go.nature.com/4AVz4qM