It means someone imagined they could put "quantum" in front of a "capabilities", creating a vague sense of "futureness", and get away with it.
No, it means you can have 1 capability, or 2 capabilities, but you can't ever have 1.5 capabilities.
Exactly. Old misdirection tactics: add atomic before noun to make it sound cool and important. New misdirection tactics: add quantum before noun to make it sound cool and important.