That's the remaining 1%. They would disagree vehemently on whether publicly traded corporations, Trusts, and attendant bureaucracy are stable, socially beneficial, and worthy of legal/societal standing and protection.

I'm with Proudhon there, but I don't think anyone should ban them. Just deny legal personhood to anyone who isn't a person and the problem will solve itself. Partnerships and maybe even member-benefit mutuals have more upside than downside, but these days we have self-executing contracts and DAO. There's no need to get the courts involved. And if you don't understand them, maybe stick to self-employment and common-law contracts.