Too bad this article doesn’t mention the difference between OpenPGP (the proposed standard) and PGP (the application). However it highlights several ingredients that may bring back OpenPGP in a big way.
I’ve been offering training and working around PGP for several years now, I’ve always believed anything open-source is a better alternative, including when it’s encryption.
Read Doug Mohney’s article at VON Magazine :: The coming PGP renaissance.