Might want to checkout Zigtag in private beta. http://www.zigtag.com/ mention YC when applying and I'll fast track your invite. We are doing some great things with semantic bookmarking as well.
Might want to checkout Zigtag in private beta. http://www.zigtag.com/ mention YC when applying and I'll fast track your invite. We are doing some great things with semantic bookmarking as well.