The people behind this seem to be working in Beijing, so there's a possibility English isn't the first language they're using. I don't want to make assumptions,

The people behind this seem to be working in Beijing, so there's a possibility English isn't the first language they're using. I don't want to make assumptions, just give the benefit of the doubt. This is science, not literature - there could still be value here. Or not. I just wouldn't discount it for a typo.