Re:Ask HN: How can I see top HN posts Not about NSA/PRISM?
by aaronbrethorst on Saturday June 08, 2013 @09:57PM
(#5847165)
Here's a Safari extension for blocking Bitcoin articles. You can easily modify it to block your keywords of choice. There's also a link in there to a similar Chrome extension.
https://github.com/aaronbrethorst/NoBitcoin