Update on the Telephones in Equestria Theory · 12:52pm Feb 21st, 2018
I think I have found evidence that at least partially confirms my theory on Telephones existing in Equestria. It comes from this scene in "Rarity Takes Manehatten":
That certainly looks like a phone on that desk. So I guess that proves that, at the very least, phones exist in Equestria, how wide spread they are might be an argument for another day.