Actually I came up with one... The top 50 research universities could get together and decide to no longer give consideration to pay-walled articles. It wouldn

Actually I came up with one... The top 50 research universities could get together and decide to no longer give consideration to pay-walled articles. It wouldn't affect them AT ALL...the research they do is already treated as pretty much cannon no matter where it appears. Everyone else would follow, and the journals would quickly respond with change. Yeah I know it's unlikely but they have enough social capital to actually have an impact.