Industry analysts explain Open RAN : How are open interfaces different from custom integration?

We asked industry analysts to answer important questions about Open RAN. In this video, Monca Paolini of Senza Fili responds to the question What do you feel is different between interfaces that are opened-up in a specific project vs Open-RAN interfaces?
https://www.nokia.com/networks/technologies/open-ran/
https://www.nokia.com/networks/technologies/open-ran/industry-analysts-explain-open-ran

Source: Nokia YouTube