Get What is On updates on to your inbox+ SubscribeThank you for subscribing!It appears I am not the only real a person who thinks so, as supporters of their hundreds gathered within the Echo Arena this evening to appreciate a amazing screening of Harry Potter and also the Chamber of Techniques.I would have claimed you can find very little a lot better than viewing it on the large screen, but looking at it on an enormous monitor in superior definition, using a Stay orchestra performing John…