Although the Unabomber also correctly identified systemic problems anti-efficiency, anti-technology, and/or terrorism are absurd, immoral, and untenable reactions to antitrust, profiteering, automation, and/or worker exploitation.
One prescription, although not a panacea, is profit-sharing, worker-owned co-ops of tech workers. Confederations of co-ops by tech trade or area could rival or supplant MAANGs but without the perverse incentives of publicly-traded companies and their defenestration of ethics or mercurial abandonment of valuable employees.