I managed nearly a minute of that example.
Now, for those who would like to watch a "short" example of NRK's Slow TV, here is their first attempt at the art in full (7 hrs. 14 min.): https://www.youtube.com/watch?v=z7VYVjR_nwE
Enjoy the trip from Bergen to Oslo in the comfort of a seat with ample leg room,unlike flying the same stretch in 30 min. but counting the time to/from the center of town at each end + the time for check-in, security etc. actually take you more like 3-3.5 hrs.
The trip will take you across the highest mountain plateau in Europe, with the highest station (Finse) at 1222 m.a.s.l. and the most spectacular landscape on either side.
Here is all the information you need if you should want to experience the trip in person: https://www.nsb.no/en/our-destinations/our-regional-railway-lines/bergenrailway