There are now English subtitles too:
Federico Leva (Nemo), 28/04/2018 16:40:
> I've been surprised by the success of this 7 min animation on Dewey
> codes, from the Finnish libraries (kirjastokaista.fi):
> It's been on the front page of YouTube in Finland for several days
> now, even as top 1 trending video. It reached 200k views and counting.
> As far as I know, no "serious" video on Wikipedia or other Wikimedia
> projects has reached such a virality. (Although I see a Stephen
> Colbert and an alltime10s video with 1M views each.) Maybe we can
> learn something from it?
> The video is part of a series by this Tuomas Toivainen: