Is Berkshire to Honor Tradition of Investing in Wide Moats Strong Brands?

Investors are well served by identifying business with a wide mo where the castle behind the mo is run by a king or queen who can be trusted to make good decisions. In the past you have applied this advice by investing in businesses with world-class strong brands such as Koch, American Express and Seas. Do you believe that you need to adapt your model of wide moats and strong brands to embrace not avoid technology? I think the answers to put around the board and they'll bring down the average age and obviously we won't get criticized as much.