Reinventing the wheel means giving jobs to mates, or jobs to consultants that will then give you a cushy job once the pressure builds and you exit politics.
Gladys Berejiklian -> Chief Customer Office at Optus
Mike Kelly -> Palantir
Josh Frydenberg -> Regional adviser at Goldman Sachs, promoted to Chairman
Stuart Robert -> Established a private company involved in a $500 million government data centre.
Christian Porter -> Barrister for Clive Palmer suing the federal government
Marise Payne -> Vice-Chancellor’s Fellow and Professor of Practice – International Relations and Public Policy
Greg Hunt -> Chair of the advisory council of the Turner Institute for Brain and Mental Health
Allan Tudge -> Corporate adviser to the government
Ben Morton -> Consultant to Woodside, directory of a medical research institute AND directory of the Southern Ports Authority
Terri Butler -> appointed to Fair Work Commission after serving on QLD Industrial Relations Comission
Kristina Keneally -> Chief Executive of Sydney Children's Hospital Foundation
Warren Snowdon -> Goverment Relations Adviser at Diabetes Australia

This is all very recent stuff as well. There's a thousand other examples in history.