By Dave Snelling Samsung might make some of the most popular TVs on the planet but it’s getting even more competition to fend off. Currys has just announced the launch of a bunch of new budget screens that are powered by Roku. That means owners get instant access to a whole swathe of streaming services such as Netflix, Disney+, Prime Video, Paramount+ and Apple TV+ without needing any extra dongles or set-top boxes plugged into the screen. Roku’s operating system also features plenty of free content as well including access to Freeview and platforms such as the Roku Channel and ITVX. That mean…