sql server and collation

http://www.databasejournal.com/features/mssql/article.php/10894_3302341_2
http://blogs.msdn.com/michkap/archive/2005/11/08/490305.aspx
http://www.madprops.org/cs/blogs/mabster/archive/2007/07/02/sql-collation-made-easy.aspx

Default collation depends on how sql server was installed.

Looks like SQL collations were just for sql server, and windows collations are for the whole of windows.