they used to have a little icon in the corner that let you expand them… gone now
You are absolutely correct, this is one of the changes that came with the new Banzai release.
Not to helpful… what are users to do if they have to enter more than one line of text ?
Hopefully this will be more helpful. When you first see the long text field, it will look like this, a single line of text:
But, as you add more text to the box, it will grow like this to fit your content:
Hope that works for you!