@mlg @epic @lain @cjd @mithrandir

I checked - I saw they use Irena 2019 study on the bottom of the graph, and Irena is one of the "golden trio" (Lazard, Irena, BNEF). And it's also LCOE.

> along with battery system

That's one of reasons for my skepticism. You get 14 kWh for $12k for Tesla PowerWall so roughly $850 per 1 kWh. Industrial batteries cost $137 per kWh, so a battery to store daily output from a 5 MW wind tower is $5m.