Give them an afternoon and then charge them a $2500 a day fine for any federally funded research not made available. They'll fix it that afternoon. I'm sure Jake can remote in from Lake Winnipesaukee.
Apolegetics for bad, unethical, and world damaging polices, be it corporate or otherwise, are unacceptable.
This is guidance to federal agencies to update their policies to require free access for results they funded going forward.
So, the issue is not to flip a switch on a server to disable a paywall. The issue is to change official policy at many agencies, which will then trickle down. You can't just retroactively change the terms on existing grants.
Not if {insert 20 other sources of complexity that exist in the real world}.