Our short, 21st century attention spans mean short-form content excels well online. This explains the popularity of Twitter and Buzzfeed, but also why AdWeek considers three minutes to be the optimum YouTube video length. The Guardian is one of Britain’s most respected news organisations. Their YouTube channel arguably takes a leaf from the Vice school of online video production, marrying hard hitting journalism with a compact format that’s perfect for dipping into even when you’re meant to be working.