Tipping point
1.
Affordability
Cost trends 2010-2030
Functionality
Relative efficiency today
2.
Accessibility
Adoption trends 2010-2030
3.
Electric vehicles
Solar power
Battery storage
Wind power
LEDs
Electric vehicles
Renewables
Batteries
Heat pumps
LEDs
3x
LEDs
better than incandescent
3x
Heat pumps
better than gas boilers
3x
Electric motors
better than internal combustion engines