If the article is good, the discussion on HN can be worth reading. In fact, it can be more valuable than the story.
https://addons.mozilla.org/en-US/firefox/addon/cookie-autode...
90% of the time I'd rather see a link to a paid source than one to the ad-revenue-hunting blogging-with-a-fancy-name Business Insider, Forbes, etc sites of the world.
Aside from that there was also a domain someone set up called like fullnyt.com or something that would redirect to the full article by sending you via Facebook outgoing link wasn’t there? Anyone remember what it was called?
Did you check that the article really was cut short?
If you're routinely triggering their metered paywall, maybe it's worth paying it. Not for everyone, obviously. But they do give basically all that money to writers, and they do quite often devote time and money to investigate serious issues, far more important than dishwasher physics.