[visarga]

Why is it just 93% accurate on Wikipedia? Is it that hard to identify languages?

[microcolonel]

I suspect it's due to mixed-language content on Wikipedia. A lot of Wikipedia articles talk about foreign language art and culture, this is one of the largest (if not the largest) single categories of content on non-English Wikipedias.

[alexott]

Yes, it's not so good on the samples with several languages