Mobile World Congress: Enlightening technology points to age of inclusion

The motto greeting visitors to the world’s largest mobile exhibition in Barcelona is another reminder, if needed, of the central role technology now plays in our lives, writes Peter O’Dwyer

Emblazoned on banners hung along the city’s main thoroughfare La Rambla are the words: “Liberty, equality, fraternity, and technology for all.”

Exalted company for a few phones and gadgets, you might think — except the banners were hinting at something much bigger.