> Carelessness sounds like a fairly reasonable explanation, simply applying Hanlon's razor. :)
On the other hand: If you do believe that there exist software on most computers where a security hole has deliberately left in (and since Snowden you should), applying Occam's razor will tell you that it probably looks like "innocent incompetence", since considering the typical software quality this gives rather plausible deniability.
On the other hand: If you do believe that there exist software on most computers where a security hole has deliberately left in (and since Snowden you should), applying Occam's razor will tell you that it probably looks like "innocent incompetence", since considering the typical software quality this gives rather plausible deniability.