well - technically - that remix of "Ghost" was available as a download on beatport... but it was exclusive to certain countries (not sure which ones - but definitely neither the US nor the UK)
there was also:
In Chains (Minilogue's Air Remix)
Little Soul (Thomas Fehlmann "Flowing Epos" Mix)
I was able to finally find a (free) download of that version of "In Chains" - but never the fourth mix of "Little Soul"
(I talked about it over on
this thread