Tvilight is a streetlamp system that brightens in the presence of people , cars and people . New system will slash energy bills by 80 % in cities around the world . Shaw reckons the system will slash energy costs and CO2 emissions by 80 % , and maintenance by another 50 % , thanks to the integrated wireless sensor that allows lamps to alert a central control center when it 's time to be serviced . Europe spends $ 13 billion annually on fueling street lights . Source : ` ` ' ... you have this world of interactive art ''
Tvilight is a streetlamp system that brightens in the presence of people , cars and people . New system will slash energy bills by 80 % in cities around the world . Europe spends $ 13 billion annually on fueling street lights . Source : ` ` ' ... you have this world of interactive art ''