On a case-insensitive (but case-preserving) file-system like HFS+, "Terminal" and "terminal" are the same file. See also Bug #4430
Bug in the google page, ' is not allowed in html and they should use ' for this char. In the terminal this is also the start of an escaped string, so it will break anyways.
Whoops, wrong Firefox tab.
Fixed in revision 30105 (4.6) 30106 (trunk).