Mobile is Entertainment (Luke Wroblewski) — 79% of mobile app time is spent on fun, even as desktop web use is declining.
Five UX Research Pitfalls (Elaine Wherry) — I live this every day: Sometimes someone will propose an idea that doesn’t seem to make sense. While your initial reaction may be to be defensive or to point out the flaws in the proposed A/B study, you should consider that your buddy is responding to something outside your view and that you don’t have all of the data.