The company used "visibility filtering rules" in order to curtail propaganda and misinformation. Under Elon Musk, those guidelines have been discarded.
After years of U.S. criticism about human rights, China's Communist Party has seized on protests sparked by George Floyd's death to spread propaganda about what it calls American "double standards."
The government has fined people and media outlets for spreading false content, amid rising suspicion of mainland Chinese influence on the self-ruled island.
Social media networks banned hundreds of thousands of accounts last month. In NPR's assessment of the data, telling details begin to depict large disinformation campaigns.