Having failed to prevent children from accessing adult material online in the initial steps of the Online Safety Act, UK politicians are expected to take a step further and encourage device makers to block certain content at the device level. The move will be more successful in blocking unwanted content, but it takes the small country into a potential face-off with the US. It has been a busy few months for online censorship. As part of its Online Safety Act, the UK government introduced age checks for websites with pornographic content. In July, the European Commission unveiled a set of guidelines for an age verification app, and last week, Australia implemented a total social media ban for under-16s. Governments are…