ClueHacker News
Archiveverified release

3D printed sundial whose precise holes cast a shadow displaying the current time

Posted by edward on 2016-02-13 · mojoptix.com

Discussion record

Score
839
Comments
92
Read
92

The discussion on Hacker News · The article

Full-thread reading

The captured thread is incomplete, so Clue is withholding a summary rather than presenting a partial account as complete.

The summary gate never changes the score, comment count, story metadata, or retained-history figures above.