Diving thru Menger/Sierpinski

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Formula sequence:
MengerIFS Sierpinski3 _reciprocalY2 _reciprocalZ2 _RotatedFolding _RotatedAbs

Inside & Outside render enabled

<a href="http://www.youtube.com/v/t2QL3h67dPM&rel=1&fs=1&hd=1" target="_blank">http://www.youtube.com/v/t2QL3h67dPM&rel=1&fs=1&hd=1</a>

<a href="http://www.youtube.com/v/rRFoK6_osB0&rel=1&fs=1&hd=1" target="_blank">http://www.youtube.com/v/rRFoK6_osB0&rel=1&fs=1&hd=1</a>

Not sure how the YouTube Auto Embed feature is supposed to work.
Had to search for keyword youtube to find two different formats.

Code:

http://www.youtube.com/v/YTvidID&rel=1&fs=1&hd=1
http://www.youtube.com/watch?v=YTvidID

Current embed code supplied by YouTube

Code:

<iframe width="640" height="480" src="http://www.youtube.com/embed/rRFoK6_osB0?rel=0" frameborder="0" allowfullscreen></iframe>

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