User blog comment:Western Gen/Speculations for Season 12/@comment-3496661-20140722040159/@comment-3496661-20140722111111

York and Wash aren't the only people in the world that have a healing unit and an EMP/BioScan, respectively. There are multiple copies of each enhancement, not just one of each.

PFL = Project Freelancer.

Yeah, I'm pretty sure they're enhancements specifically from Freelancer. Felix said last season that they were scattered across the galaxy, or Chorus maybe idk, and went into the possession of Chorus' inhabitants