Diving into the Technology of Hydramata". and A presentation to the Fedora Interest Group track at the 2014 Open Repositories held in Helsinki. As in the heading of the proposal, this was originally offered under the title "Extending the Hydra Head to Create a Pluggable, Extensible Architecture
A presentation at Hydra Connect 2016 described thus and A review of available APIs and services for identifying, and either manually or automatically loading, open source online content into a local IR. Grey areas, policy questions, challenges and opportunities. A video of this session is available at the 'Related URL' below.