I'm puzzled about why each axis label is in a <span> wrapped in a <foreignobject> instead of just a <text>. For the pie and donut examples I checked, <text> ele

I'm puzzled about why each axis label is in a <span> wrapped in a <foreignobject> instead of just a <text>. For the pie and donut examples I checked, <text> elements were used for their labels. There's also a lot of unnecessary inline CSS.