Where does that limit of 9 comes from? Doesn't Windows 10 accept more that 9 desktops? I have tried the shortcut Ctrl+Win+D and could create more than 9 deskto

Where does that limit of 9 comes from? Doesn't Windows 10 accept more that 9 desktops? I have tried the shortcut Ctrl+Win+D and could create more than 9 desktops on my Win10 install.