If Sony a US corporation it would worth somewhere 400B.
The US stock market usually inflates corporation value a lot, AMD for example.
Sony's biggest weakness is in its operations. It's outdated. They have a huge convergence of media and tech in movies, TV, music, games, animation. TVs, semiconductors, screens, VR, consoles, cameras, software development
Sonys expertise in so many fronts should have them as a far bigger player. But they can't get out of their own way to make all these bits work together
Like why isn't there a Sony Plus sub with games, movies, music, anime streaming in one? Built into all their consoles, phones, TVs.
Whether it would work is one thing but the fact they havent even attempted shows issues with how disconnected they are
MS feared Sony would be a juggernaut if Sony ever aligned a vision between its business units to take over the living room. But Sony never did