I am looking at IRC use in comparison to Amish and Luddite relations to technology, but haven’t written up so much of it yet. However, there are some good academic articles on the topic too – for instance Lindsay Elms is looking at this from the Science and Technology Studies perspective:
Lindsay Ems; Amish Workarounds: Toward a Dynamic, Contextualized View of Technology Use
There are other articles in the bibliography here; http://amishamerica.com/technology/
i use keyringer  since years for group password sharing from command line through git with openpgp and now it even has subgroup capabilities in addition to handling multiple repos…. it is not pass drop-in compatible tho.