When HN users recommended it
1 HN user recommended this in 2008, in one comment.
20072026
Each tall tick is one HN user's first recommendation. A short tick is the same user again. Click a tick to jump to the comment.
1 HN user recommended this in 2008, in one comment.
Each tall tick is one HN user's first recommendation. A short tick is the same user again. Click a tick to jump to the comment.
Awesome idea, and they already exist...
http://www.eaieducation.com/530397.html
http://www.amazon.com/Advantus-Corporation-Rubber-Stamps-Clo...