Renewable energy has long been held back by higher costs than traditional energy sources, but even as those have fallen the difficulties around intermittent power generation have created their own host of problems. Better energy storage would solve both problems by making load shifting strategies more practical, and according to Goldman Sachs analysts Brian Lee and Pat Archambault the growing popularity of electric vehicles is driving innovation. “As demand for renewable electricity grows, we believe energy storage has the potential to serve as an increasingly disruptive force on a standalone and a complementary basis,” write Lee and Archambault. “Of the…