8: Attributes API, Relation#or, Paid Open Source

Derek and Sean discuss what the Attributes API enables, the addition of Relation#or and paid open source.

• Sean's attributes API is "finished"
• Attributes API documentation
• PostGIS ActiveRecord Adapter
• composed_of
• Yehuda's RailsConf Keynote on the power of shared abstractions.
• Ernie Miller's RailsConf talk on the consequences of Rails' abstractions.
• load_schema makes sense now.
• DelegateClass
• Steve Klabnik tweets about companies not giving back significantly to Ruby open source
• Sean speeds up &block on MRI and jRuby

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