By Gavin Poole What we can learn from the astonishing ascendancy of East London from a wasteland to the fasting-growing, hippest area of the capital London has long established itself as a global hub for a range of digital and innovative sectors, from pioneering technology, film and television to the arts and fashion and a plethora of creative industries. But this world-leading position is under threat. Funding for tech and AI is set to be reduced by £1.3bn and, if major creative industries such as film stall then other cities such as Paris and Berlin will continue to gain ground. London and t…