We’ve failed: Pirate black open access is trumping green and gold and we must change our approach

« Sci-Hub has made nearly all articles freely available using a black open access model, leaving green and gold models in its dust.
Why, after 20 years of effort, have green and gold open access not achieved more? Do we need ‘tae think again’?
If human nature is to postpone change for as long as possible, are green and gold open access fundamentally flawed?
Open and closed publishing models depend on bundle pricing paid by one stakeholder, the others getting a free ride. Is unbundling a fairer model?
If publishers changed course and unbundled their product, would this open a legal, fairer route to 100% open access and see off the pirates? (…) »