[bq="Background) Pony
> #B857"] What I ponder is who could make these cellphones that are as good as our own...
> ... than humans. [/bq]
Sunset Shimmer brought the ideas, technologies & blueprints from the world of Equestria Girls (either herself directly, or via ansible book to Queen Twilight Sparkle (who had the power, resources, basic understanding of its potential & the will to "change things"). It took an army of ponies to create the logistical network & sub_industries, but they eventually did it.
-> What would be interesting to see is how much "Neo_CyberPunk" or "Techno_Organic" the human world had become in the last centuries, specially with the influx of Equestrian Magic to spice up things (picture Etheria from "She-Ra & The Princesses of Power"... also a NETFLIX animated show).