Why is enumerating installed MSI packages so slow?

Question

This is a follow up from this question.

I\'m using this slightly modified script to enumerate all installed MSI packages:

strComputer = \".\"

Set ob         


        

Answer 1

When you are using the api functions which are declared in msi.h you are at light speed. i'm using the api for my software software-uptodate and enumerating hundreds of packets takes a second at all.