"Delayed_job (or DJ) encapsulates the common pattern of asynchronously executing longer tasks in the background." Extracted from Shopify, and looks very, very useful; filed away for another day.
"Marketing is a strategic function about delivering customers what they want. It isn’t a jazz hands and rubber chicken and t-shirts. It is the heart of successful companies…"
Cultured Code do a large behind-the-scenes look at how they designed their Things iPhone UI. Lots of detail, lots of working shown. Even if you don't agree with the choices they made, it's excellent to see somebody sharing at this level of detail.