I've happily reached a significant milestone in the development of my project, finishing a foundational layer that by itself could be valid to open source at some point.

Also:

In Drupal Commerce, we deal in entities, fields, and field-based relationships between entities (i.e. references).

Next week, my colleague David Henry and I will be leading a session

As part of my increased like of agile development and the control it gives you over your estimates and deliverables I've become increasingly aware of the horrible fact our code coverage sucks.