From Rathcoole to Harvard to global food supply chains — Keychain’s Oisin Hanrahan on scaling a €70m startup and the limits to AIOisin Hanrahan of Keychain says AI adoption is overhyped, and warns that volatility is causing corporate paralysisKeychain CEO Oisin HanrahanAdrian Weckler Today at 06:30When Rathcoole-born Oisin Hanrahan finished secondary school in the mid-2000s, he thought he was a little young to go to college and went inter-railing instead.

Source: Irish Independent March 26, 2026 16:06 UTC