Radical idea here, but maybe those many companies could _fund_ the development of key components of their infrastructure.
I understand why the venture-backed entity couldn't do this, but given the reactions here, could a new maintainer not take over and simply charge for support and future enterprise features like the Sidekiq guy?
If only those that boast online how X is greater than Y in every single thread, actually paid even a Starbucks coffee to X.