Batteries are improving all the time though.<p><a href="https:&#x2F;&#x2F;www.quora.com&#x2F;Is-it-true-that-battery-energy-density-improves-5-8-per-year" rel="nofollow">https:&#x2F;&#x2F;www.quora.com&#x2F;Is-it-true-that-battery-energy-density...</a><p>Not only that, batteries aren&#x27;t the only way to store renewable energy. There&#x27;s dams, thermal salts, and others.<p><a href="https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Energy_storage#Renewable_energy_storage" rel="nofollow">https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Energy_storage#Renewable_energ...</a><p>Renewable energy <i>is</i> an area that is constantly at the forefront of technology, <i>unlike</i> nuclear. That is one of the reasons it is so much more promising.