You hope and you hope... and then they ship a Set without any useful built-in methods: https://exploringjs.com/impatient-js/ch_sets.html#missing-set-operations

You hope and you hope... and then they ship a Set without any useful built-in methods: https://exploringjs.com/impatient-js/ch_sets.html#missing-set-operations https://exploringjs.com/impatient-js/ch_sets.html#missing-se... Because ... variety of reasons, see tis comment thread: https://twitter.com/bakkoting/status/1488363368268251138 https://twitter.com/bakkoting/status/1488363368268251138