I have evidence!
This is more than likely by Plastic (Makers of Linger in Shadow)
As I stated earlier the original uploader is in Poland, as is Plastic.
Looking through the old videos I managed to find a brief glimpse of the YouTuber
PLmae:
http://i.imgur.com/AhyWA.png
https://www.youtube.com/user/PLmae#p/u/21/0UdWFKfl0dI
Now, he looks a lot like Paweł Czubiński from Plastic, and his nickname is
mae
http://i.imgur.com/iGmwA.png
http://plastic-demo.nazwa.pl/wordpress/?cat=3
PL meaning
Po
land and
mae being his nickname aka
PLmae
Coincidence... I think not! =P