New Controls in the Visual Editor

Text Formatting

The visual editor now has controls for superscript and subscript:

As well as code blocks and a divider line:

Table Properties

Now you can set border, background, text alignment, and more on individual table cells, as well as an entire table!

As a bonus, there's also a new "insert after table" button in the lower right corner of each table, to make it easier to edit the text nearby: