The main argument of 'Who Needs Money?' is that the conventional understanding of money and its role in society is flawed. Herbert Lomas challenges the idea of scarcity, examines the psychological impact of money, and explores alternative economic models that could address the issues created by a money-driven world.

Herbert Lomas suggests addressing the issues caused by traditional money systems by exploring alternative economic models such as resource-based economies and collaborative consumption. He also discusses the potential of technology to reshape the way we produce and distribute goods and services, aiming for a future where basic needs are met without the constraints of traditional money systems.

'Who Needs Money?' would benefit anyone interested in social issues, psychology, or alternative ways of living. Lomas's accessible writing style makes complex economic concepts understandable to a broad audience, making it a must-read for those curious about the deeper implications of our financial systems.