Google, Facebook, TikTok and other Big Tech companies operating in Europe must comply with one of the most far-reaching efforts to clean up what people see online. The European Union’s groundbreaking new digital rules took effect Friday for the biggest platforms. The Digital Services Act is part of a suite of tech-focused regulations crafted by the 27-nation bloc – long a global leader in cracking down on tech giants. The DSA is designed to keep users safe online and stop the spread of harmful content that’s either illegal or violates a platform’s terms of service, such as promotion of genocide…