Noooo, it's that annoying pop-up screen again!
This little credential prompt seems so annoying, yet it can save your bacon. UAC is an invaluable tool that halts installation processes, or the launching of applications into a mode that has elevated privileges. For example, I tried to open an administrative PowerShell prompt and was presented with the preceding screenshot.
UAC is an in-your-face reminder that something big is about to happen. When an application installer gets launched, you want to make sure it is something you actually intended to install, right? I have witnessed webpages try to launch malicious installers ...
