Volunteers working on four African languages, for instance, estimated to MIT Technology Review that between 40% and 60% of articles in their Wikipedia editions were uncorrected machine translations. AI systems learn new languages by scraping huge quantities of text from the internet. Volunteers are being forced to go to extreme lengths to fix the issue, even deleting certain languages from Wikipedia entirely. Trump is pushing leucovorin as a new treatment for autism. The administration also announced that the FDA would work to make a medication called leucovorin available as a treatment for children with autism.