What if employers didn't care whether applicants held a college diploma but instead asked what educational "badges" they had collected? Like Boy Scout merit badges for professionals, these marks of achievement would show competence in specific skills, and they could be granted by any number of institutions.
"As an up and coming academic, I'm willing to put my career on the line and promise to only publish in open access journals. Putting my career on the line is a very real threat, since many departments look for publications in key (generally not open access) journals such as American Anthropologist when hiring. However, I'm confident that the people who will be evaluating me will overlook those issues if they understand why I made this choice, and will evaluate my work on its own merits and not on the journal that publishes it"