Robert Downey Jr. turns heads after selling classic sports car with high-tech upgrades: 'That is so cool'

Robert Downey Jr. turns heads after selling classic sports car with high-tech upgrades: 'That is so cool'

Electric cars are rapidly gaining in popularity. In fact, some optimistic projections suggest they could be responsible for 50% of all car sales by 2030.  As their popularity spreads, so does the type of cars that are being converted from traditional gas-guzzlers into electric vehicles. Actor Robert Downey Jr. recently auctioned off a converted 1965 Corvette Sting Ray, raising $77,000 for his FootPrint Coalition, an organization dedicated to inv…