I'm taking a first look, and I certainly like the appearance. The older I (and my eyes) get, the more I appreciate sufficient contrast WITHOUT a lot of brightness. One small nit for consideration. I realize it may increase conversions, but I absolutely hate it when an application unexpectedly fires up the browser (and surfs off to an unstated destination). (In Sublime's case, via Help / About.) Some years ago, TextPa…
I'm pleased to note that line wrapping carries forward the indent level. That's something else TextPad had/has that many of its competitors do not. I find this makes presentations containing wrapped lines much more legible.
EDIT: It would be nice, however, to have an option to restrict the current line highlight to the current display line, for times when the user is working with long form text (e.g. paragraphs).