That's funny. What was the sentence you typed if you don't mind me asking? I had subpar results with 50 cent, chosen randomly, and very NSFW language, but also Obama with "My fellow Americans" was strange.
I wonder how they're training and improving the models. I work on a product that could help them train/track/package/deploy/monitor models effectively. Maybe they're not up to date. There also is an issue with the language.