Additional component info leakage:

will display version and install status if listed in HKEY_LOCAL_MACHINE\Software\Microsoft\Active Setup\Installed Components and well-formed
ComponentComponent IDInstalledVersion
Q813951{032A6019-9DAA-40f9-A3B3-34ABB0AA0947}  
Windows 98 Second Edition Q260067 Update{10303d00-16dc-11d4-a58a-00902766e933}  
SpoofedRoute_98SE_3338{12e9e220-7101-11d3-824e-0000f80697e6}  
MDAC{18b6f603-bdc4-4eee-9598-d2a4d1375605}  
Microsoft Plus!98 Science Fiction Theme{1C71CB34-C42B-11D1-8DF7-0020AFE53FCF}  
Net Show{2179C5D3-EBFF-11CF-B6FD-00AA00B4E220}  
PerUser_Calc_InisPerUser_Calc_Inis  
Media Player?{6BF52A52-394A-11d3-B153-00C04F79FAA6}