The EV market leader will get a revenue jolt from sharing its Superchargers, but so far only about 100 of the company’s 2,500 US Supercharger stations are retrofitted for other car brands.

Tesla Inc. promised to drop the wall on its so-called charging “walled garden” two years ago, making its Superchargers accessible to all EVs. In turn, virtually every brand in the auto industry pledged to put Tesla ports in its electric vehicles.

The auto industry is embracing Tesla's charging technology in order to share its vast Supercharger network. This is going to be a slow transition — expect to see a lot of adapters.

I t has now been two years since Tesla promised to open the gates to the walled garden that is its charging network. At the same time, almost every brand selling EVs in the US sai

It sounds like Tesla jumped the gun when announcing that Nissan drivers now have access to the Supercharger network