Swanson's law Swanson's law Swanson's law is the observation that the price of solar photovoltaic modules tends to drop 20 percent for every doubling of cumulative shipped volume. At present rates, costs halve about every 10 years. It is named after Richard Swanson, the founder of SunPower Corporation, a solar panel manufacturer. Swanson's law has been compared to Moore's law, which predicts the growing computing power of processors. Crystalline silicon photovoltaic cell prices have fallen from $76.67 per watt in 1977 to $0.36 per watt in 2014. Plotting the module price (in $/Wp) versus time shows a dropping by 10% per year.
Break Every Rule (song) Break Every Rule (song) "Break Every Rule" is a song by recording artist Tina Turner. It was the title track to both Turner's 1986 album of the same name and the name of her 1987-88 "Break Every Rule World Tour". It was released as a single in early 1987 to support the album and the tour. The song found limited success on the US and UK singles charts. The music video shows Turner performing on stage as well as behind-the-scenes footage of Turner and her band from the tour. The song was written by British composer and singer Rupert Hine