Can this $3 USB stick actually save your old PC from the scrap pile?

Google and Back Market are teaming up to offer $3 USB sticks that install ChromeOS Flex. It seems like a great way to save old PC hardware from obsolescence.
AOL

How to create a Windows 10 bootable USB: It's easier than you think

Have a USB boot drive handy should you ever need to reinstall Windows 10 on your PC. You can troubleshoot an old PC at your home. In addition to common issues to look for, there's another task you ...

How-To: Reinstall Windows 10 (or 7, 8, and Vista) on your PC

Once your computer has booted up to the Personalization Screen (Windows 8 and Windows 10) or “Set Up Windows” screen (Windows Vista), you can create a user account and login to the desktop. Windows ...
PC World

Create bootable, customizable USB Windows drives with Rufus

Rufus is an open-source program that creates bootable USB sticks for Windows installation and more. Compared to Microsoft’s Media Creation Tool, Rufus offers many more options for configuration setup.