I just installed the latest leaked version of Windows 8 and went looking for the Protogon File System. Just three files show up in the System32 directory with the “protogon” string in them.
The registry has the following “protogon” entries:
HKLM\Software\Microsoft\Wbem\CIMOM
HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\SideBySide\Winners\amd64_microsoft-windows-f..lityprotogonlibrary_31bf3856ad364e35_none_add8868785921662
HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\SideBySide\Winners\amd64_microsoft-windows-protogon.resources_31bf3856ad364e35_en-us_4c077269037a9bef
HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\SideBySide\Winners\amd64_microsoft-windows-protogon_31bf3856ad364e35_none_d825a4fc7bdfc172
HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\SideBySide\Winners\amd64_microsoft-windows-protogonformat_31bf3856ad364e35_none_7acda77dafed518b
HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\SideBySide\Winners\amd64_microsoft-windows-protogon-fsd_31bf3856ad364e35_none_104e47a7ef43a05e
HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\SideBySide\Winners\amd64_microsoft-windows-protogon-mof_31bf3856ad364e35_none_107b9535ef214f59
HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\SideBySide\Winners\x86_microsoft-windows-f..lityprotogonlibrary_31bf3856ad364e35_none_51b9eb03cd34a52c
HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\SideBySide\Winners\x86_microsoft-windows-protogonformat_31bf3856ad364e35_none_1eaf0bf9f78fe055
HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\WINEVT\Publishers\{cc875ce6-ec74-4463-aed8-64ac7de23417}
HKLM\SYSTEM\ControlSet001\Control\WMI\Autologger\ProtogonWmiLog
HKLM\SYSTEM\ControlSet001\Services\EventLog\System\Protogon
HKLM\SYSTEM\ControlSet001\Services\Protogon
HKLM\SYSTEM\ControlSet002\Control\WMI\Autologger\ProtogonWmiLog
HKLM\SYSTEM\ControlSet002\Control\WMI\Autologger\ProtogonWmiLog\{b2fc00c4-2941-4d11-983b-b16e8aa4e25d}
HKLM\SYSTEM\ControlSet002\Services\EventLog\System\Protogon
HKLM\SYSTEM\ControlSet002\Services\Protogon
HKLM\SYSTEM\CurrentControlSet\Control\WMI\Autologger\ProtogonWmiLog
HKLM\SYSTEM\CurrentControlSet\Control\WMI\Autologger\ProtogonWmiLog\{b2fc00c4-2941-4d11-983b-b16e8aa4e25d}
HKLM\SYSTEM\CurrentControlSet\Services\EventLog\System\Protogon
HKLM\SYSTEM\CurrentControlSet\Services\Protogon