Thats right, they are simply disabled not actually removed. There are unofficial ways of downgrading to wmp11 if one prefers that but i found it to be messy and sometimes a one way street. Turning off these features lets you install alternatives in a safe and stable way. Just FYI, the E editions of Windows 7 dont have IE bundled and the N editions dont have WMP bundled, the result of various anti-trust cases against MS.