Vesting schedules, conditional grants, contractual equity ownership requirements
In those filthy low margin industries that HN loves to regulated across the oceans out of sight out of mind capital investments have service lives measured in decades.
Worse, it might not generate a return. If you have enough profits, you just buy anyone who successfully produced something innovative. Let them take the risks. As Cisco used to say, "Silicon Valley is our R&D lab."
It is a very difficult mindset to argue against.