Google Webmaster Verification

After much thought and research I've settled on the meta tag in System > Config > Design > Miscellaneous Head Scripts method for the following reasons:

• It allows me to set a new verification for multiple websites, even by store view (handy for subdomained translations, e.g. en.mystore.com)
• Prevents files from being created on a production site, omitted from source control, only to lose the on a switch/tag/update/backup/restore later on.
• It's editible via the CMS, instantly available on all web servers even in a load-balanced situation

The final result:

And how it outputs in source: