[Typo3] install directory

[Amir Mualem]

TYPO3 MAILING LIST wrote:
> Larf, that was the first reply.
> 
> what happened to originality.
> 
> I am interested to know why TYPO3 packages come inside a folder by default, 
> most newbies want the thing to run from root not a sub folder?
> 
> 3rrorDude, what is your name?
> 
> Matthew 
> 
> 

Well I am going to have all the typo3 files and folders on root 
directory... my whole site will be using typo3...

is that a security risk?