I'm guessing 95% of this accessory's usage will have nothing to do with birds; except maybe someone trying to spot the Red Faced Booby or the Fluffy-backed Tit Babbler. I can see a demand for a night vision filter as well.
Agreed; Those who regularly sync their phones can probably avoid a visit to the "genius" bar for minor issues that can be corrected with a quick restore or update.
@Obi-Haiv: odd since the locomotive to the right is electric. I wonder why they couldn't use one of the electric locomotives for this purpose. That would have solved the pollution issue as most of India's energy comes from hydroelectric dams.
Interesting fact about most trains in India(at least circa 1997): If you look into the toilet, you see the ground below....that's right, the toilet is basically an elevated hole in the floor. I expect that the main purpose of this train is to vacuum up dried shit.