For protection, in Windows 7, if you attempt to open the MFT via an Administrator Command Prompt, the system will BSoD with an error code of 0x24 (NTFS_FILE_SYSTEM). In Windows 8, running the same command will bring up an Open File dialogue, but all programs will show Access Denied errors.
What does impasse mean in Urban Dictionary?: a spot of which any further development is made. by Adaline Report definition.
the striking of one thing against another; forceful contact; collision: The impact of the colliding cars broke the windshield. 2. an impinging: the impact of light on the eye.