Rachel and Jason begin by taking a look at 4K technology, which is set to change how consumers watch television forever. In California, Polly is busy testing two of the most exciting watercraft on the market. The 50mph SeabreacherX is the most advan... (more)ced submersible that Innespace have ever built. Meanwhile, Jon Bentley is in Shakespeare country, testing the latest convertible laptops for the new Windows 8 operating system. Actor Jonathan Slinger, Paralympic rower James Roe, artist Kyle Lambert and Britain’s fastest touch-typist Bethan Davis help him to put three of the best through their paces. Indie band 2 Door Cinema Club are also roped in to help test a raft of streaming sites. The boys put them to the test on the UK leg of their recent tour and give their verdict. Next, Rachel and Jason attempt to take on the big boys of the coffee world, as they build their very own coffee machine and take it out onto the streets to see if it passes the public’s taste test. Finally, the Lacie USB extreme key has an impressive list of indestructible features, but after the team have put it through its paces with the help of Britain’s strongest man, a deep fat fryer and some liquid nitrogen, will it survive?

Bethan Davis, James Roe, Jonathan Slinger, Kyle Lambert