“Education doesn’t make you happy. And what is freedom? We don’t become happy just because we are free, if we are. Or because we have been educated, if we have. But because education may be the means by which we realize we are happy. It opens our eyes, our ears. Tells use where delights are lurking. Convinces us that there is only one freedom of any importance whatsoever: that of the mind.

This morning I posted this tweet: My grumpiness (on this occasion, seems lots of things seem to make me grumpy lately) is that often journal RSS feeds leave a lot to be desired. As RSS feeds are a major source of biodiversity information (for a great example of their use see uBio's RSS, described in doi:10.1093/bioinformatics/btm109) it would be helpful if publishers did a few basic things.

Following on from the previous post, as Howison and Goodrum note, Adobe provides XMP as a way to store metadata in files, such as PDFs. XMP supports RDF and namespaces, which means widely used bibliographic standards such as Dublin Core and PRISM can be embedded in a PDF, so the article doesn't become separated from its metadata.