Are we tied to node 0.10.0? The current LTS is 6.9.4.
Topic on Talk:Parsoid/Installing Node
No, v0.10.x is EOL. The current LTS should be fine; I updated the page to recommend at least v4.x
Also, see https://lists.wikimedia.org/pipermail/wikitext-l/2016-November/000974.html