According to this iFixit report on the Late 2013 rMBP.
http://www.ifixit.com/Teardown/MacBook+Pro+15-Inch+Retina+Display+Late+2013+Teardown/18696
What are they talking about? Does it really not have any glass?
EDIT: Ugh topic fail. My post was meant to be titled with 2013, not 2012
The display assembly is completely fused, and theres no glass protecting it. If anything ever fails inside the display, you will need to replace the entire, extremely expensive assembly.
http://www.ifixit.com/Teardown/MacBook+Pro+15-Inch+Retina+Display+Late+2013+Teardown/18696
What are they talking about? Does it really not have any glass?
EDIT: Ugh topic fail. My post was meant to be titled with 2013, not 2012