21:38
<jmdyck>
https://tc39.es/ecma262/#sec-asyncfromsynciteratorcontinuation's _unwrap_ abstract closure now has a parameter whose name duplicates/shadows the name of an outer alias. PR https://github.com/tc39/ecma262/pull/3016 removed such cases, and established an editorial convention against them (though it doesn't appear in Editorial-Conventions).