Gah, I wish there was a contact link on there that wasn't twitter. The typo "fondamental" bugs me, then when looking for contact info I found "Developper" done over and over.
So, I think this might illustrate that high on their features list should be 'English Spellcheck'.
(you nong)
You can run Kate on MS Windows now (in common with the rest of KDE4, http://windows.kde.org/).