Ros Taylor over at the Guardian’s Newsblog wonders, in a particularly penetrating piece of analysis, why George Osborne accuses Gordon Brown of being grumpy and obstructive. Hmmm, tricky one that. Any idea anyone?

When not blogging, Ros writes the Guardian’s Backbencher email, which is a handy weekly round-up of what Recess Monkey, Iain Dale, Guido and other political bloggers have already written about in the previous week.