The worst part about not drinking is having to tell people you don't drink.

Managing Editor of Lifehacker, Mark Serrels, has probably put more oats into his body than should be physically possible. He swears by the stuff. I always thought that the preparation time was just a little too much for me. However, after reading this guide, I am beginning to consider oats as great breakfast option.

Sunday morning, September 29. I step on the scales. 65.5kg. It's been four weeks since the end of my juice fast. For an entire week I consumed nothing but juice and water. A hellacious, strange task. I lost 5kgs in the process.

It was a stunning realisation and it came to me like a repressed flashback. I must have read the word 'underpants' combined with the word 'shopping' somewhere -- perhaps on Twitter or Facebook -- and like an involuntary reflex I asked myself: when was the last time you bought yourself a pair of underpants.

I've never felt such relief. Laying my head on the pillow, bracing myself for a full, guiltless sleep. Bliss. My polyphasic sleep experiment had ended. I could enter back into normal society as a fully rested, fully functional human being. At that precise moment my mind was empty, scattered, exhausted. Only later, after 13 hours of sleep, did I attempt take stock and ask myself: what went wrong? What could I have done better? Was my experiment a complete and utter failure?

Siri is one of the main selling points of the iPhone 4S, but can it really realise the promise of a true digital assistant making hands-free communication easier? Kotaku editor Mark is about to find out the hard way after he vows to communicate with his wife only using Siri and texting.