Ah, that was the piece I was missing. Basically we are relying on NPM to curate/remove obvious bad packages from the global registry within some timeframe (say,

Ah, that was the piece I was missing. Basically we are relying on NPM to curate/remove obvious bad packages from the global registry within some timeframe (say, 3 days) and by lagging behind by 3 days you'll never pick up an obvious bad package.