This could be as simple as a mistake in the name, as I see that on all their 8-Ks where the name is not spelled out in all caps like in their Q and K filings, their name is PowerLinx Inc. Not Powerlinx Inc.
Such minor differentiations in a company's name are not unusual when a cursory glance is done. But a more in depth search finds things that don't make sense. Like seeing that Powerlinx is a private company.
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