Oh, if you then switch to the comma-style for viewBox, drop the / from the path tag, and drop the quotes from the style attributes, that takes it down to 109.

Oh, if you then switch to the comma-style for viewBox, drop the / from the path tag, and drop the quotes from the style attributes, that takes it down to 109. Safari, Chrome, and Firefox are all perfectly happy with it but then rsvg-convert chokes on all of those changes. 114 is probably the best that can be done and still be "conforming" (for want of a better word.)