@ProfRayWills Graph does not support -30% per year, looks more like 10%?
Battery #storage costs falling 30%/yr
Mass adoption by 2020 at 2c/kWh
Meets my Jan14 forecast
http://shar.es/1WQg5b pic.twitter.com/IHIUV5S6Uu
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@Sustainable2050 True - Rocky graph shows 2014 =~560 to 2018 =~340 = ~15% pa over 4yrs 20-30% Deutsche Bank forecast fall not plotted - Show replies
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@ProfRayWills@NafeezAhmed @renew_econom With lithium in so high demand, WMD will no doubt be uncovered in Boliviar. -
@JohnKelcher@ProfRayWills@NafeezAhmed Right, and as soon as demand scales up for batteries on wind turbine scales, the price rises again. - Show replies
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@ProfRayWills@NafeezAhmed EIA says $4m to back-up 2 1MW turbines. http://www.eia.gov/todayinenergy/detail.cfm?id=6910#tabs_ElecStorage-3 … Not getting much cheaper on your graph. -
@RogTallbloke a "demonstration and testing" project is not commercial supply at scale, which was point of article in my tweet@NafeezAhmed - Show replies
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@ImaBannedd@Kata_basis@RogTallbloke@JohnKelcher@ProfRayWills@NafeezAhmed Stop complaining. You're upsetting people with an 'interest'.
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@Kata_basis sure - just not as much as fossil fuels, particulates, CO2 emissions@Kata_basis@ImaBannedd@RogTallbloke@JohnKelcherThanks. Twitter will use this to make your timeline better. UndoUndo
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@Kata_basis many factories use renewables SMA factory Germany from 2013 http://www.cicsglobal.com/eu/newsroom/case-studies/cics-verifies-smas-solar-werks-1-carbon-footprint-/ …@ImaBannedd@RogTallbloke@JohnKelcherThanks. Twitter will use this to make your timeline better. UndoUndo
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