> "It's been so stuck in a rut, relative to the demands of what we use it for, that it'd seem utterly magical for it to improve dramatically." Sure, it'd be ni

> "It's been so stuck in a rut, relative to the demands of what we use it for, that it'd seem utterly magical for it to improve dramatically." Sure, it'd be nice to have a sudden jump in battery capacity, but I think it's important to recognise that batteries have been getting better, just through incremental improvements rather than big leaps. This graph shows the change in battery density (between 2007 and 2013) and battery cost (between 2008 and 2013): https://onclimatechangepolicydotorg.files.wordpress.com/2014/02/battery-cost-and-density.jpg https://onclimatechangepolicydotorg.files.wordpress.com/2014... "Source: US DoE report published as part of their EV programme."