Absolutely agree on the importance of Windows 7 PE for those legacy systems. It's definitly a lifesaver for dealing with older applications that are stubborn about upgrading. Also, considerable breakdown on setting up a bootable USB!
One thing I might add is the significance of regularly updating the tools you include in your WinPE image. Even though we're dealing with a discontinued OS, ensuring that you have the latest versions of software tools can help mitigate vulnerabilities and improve functionality.
Also, for anyone jumping into using WinPE, it might be helpful to experiment with building different versions tailored to specific needs - one for general diagnostics, another perhaps loaded with networking tools, etc. This way, you can streamline your troubleshooting process depending on the scenario.
Lastly, even though we're in an era where newer operating systems dominate, understanding and maintaining proficiency with tools like Windows 7 PE highlights the versatility required in IT fields—especially when supporting diverse environments.