Tomorrow, Lovefilm becomes Amazon Prime Instant Video, and unless you take advantage of the various early-adopter discounts, itll cost you an up-front annual fee of £79. On the upside, the company is pushing to add more TV shows to the service in the hope of clawing back some of Netflixs lost ground. First up, Amazon has signed a deal with Warner Bros. thatll see the first seasons of Arrow, The Following and Revolution appear on UK Prime within the next few days.