There's about a dozen extensions adding this feature -- it's an HN evergreen (be...

		throwaway_yy2Di on Dec 25, 2014 \| parent \| context \| favorite \| on: Merry Christmas to HN There's about a dozen extensions adding this feature -- it's an HN evergreen (because everyone loves it, and it's so easy to implement?): https://news.ycombinator.com/item?id=8706496 (I wrote one of the Firefox ones -- CollapsableThreads.user.js)