Kill me now: Trying to open old legacy QuarkXpress files in QX8. Missing "Pasteboard XT" module message

[3d]

jdc wrote:
You might want to see if there is the Pasteboard XT out there -- it used to be a nasty little bugger -- but should be out there.

I see a download link for it on sites called: Downloadplex and softwaresea.
Never heard of either of them and they look really shady. Any experience with either site?