How often do we hear about online technology shaking up certain industries? It's happened in travel and accommodation bookings, in music, in finding your perfect match. We've seen Uber encroach on the taxi industry's hallowed turf. And now, Mark Bernberg is following suit with his domestic cleaning company, WHIZZ. It's early days, but already the uptake for the service has far exceeded his expectations.WWW.BE.COM.AU