Source: https://blogs.windows.com/business/...te-advances-security-best-class-modern-tools/ Among the security improvements listed for Windows 10 Creators Update, further down on that page is a section for automatic conversion to UEFI which I thought was interesting.
It could be useful. There are several methods to "convert" an MBR boot disk to GPT, but after these operations the WinRE may not work, and they don´t create the recovery partition.
What Does the Windows 10 “Creators Update” Do for Security? http://www.makeuseof.com/tag/windows-10-creators-update-security-features/