This might have been added since your comment, but for me it had a popup that to... | Hacker News

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		thenewnewguy on Dec 1, 2019 \| parent \| context \| favorite \| on: Show HN: We used 890M chess games to make an inter... This might have been added since your comment, but for me it had a popup that told me to double click a node to expand it on first load.

DagAgren on Dec 2, 2019 [–]

If you need a popup to tell you how to use the most basic feature of your UI, that is a sign you need to rethink your UI.

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