Cutting "big tech" to size (big "tech" being a business sector misnomer that reveals the fake reality we all agree to swim in) will instantly propel decentralized protocols to mainstream: Smaller commercial operators will be forced to interoperate; Any usability issues or missing functionality will be developed in no-time.
The tentative link to the "physical" economy and externalities towards the end of the post is quite aposite and solutions to its own problems will be increasingly entangled with "solving" the digital economy. Just take the pandemic as an example: it is not hard to imagine digital infrastructure playing a key role in quickly identifying and limiting the spread of pandemics yet there was huge and justified mistrust that the monopolies will abuse their role...
Markets and virtual constructs such as corporates receive their legitimacy and license to operate from institutions serving the collective. When those institutions fail -> markets fail -> the collective suffers.