How local companies are helping EV adoption in Mass. communities with old homes 

As Massachusetts continues to push for higher adoption of electric vehicles, many worry that older homes may not be ready to charge them.

Upgrades to increase capacity could cost up to $10,000, but two tech firms with Boston roots may have a solution to that. Boston Globe technology writer Hiawatha Bray spoke with Radio Boston's Tiziana Dearing about those efforts and the industry’s growing pains.