The description box in the ET tool should be resizable so I can more easily work with lots of text. An ET issue may need quite a bit of description for it.
Telerik: this request is implemented in our latest official product release R3 2015 (2015.3.1015).
See also: http://feedback.telerik.com/Project/161/Feedback/Details/136399-enable-word-wrap-for-the-text-area-in-exploratory-tool