While many automakers have committed billions of dollars in recent years to develop all-electric vehicles, Toyota has approached the technology with far more caution - opting instead to continue investing in a portfolio of hybrid "electrified" vehicles, such as the Prius. And while the Japanese automaker was a darling of US environmentalists and 'eco-conscious' consumers when the Prius came out two decades ago, given that it was among the cleanest and most fuel-efficient vehicles ever produced - Toyota has fallen out of favor with the 'green' crowd…
