Should LaTeXiT be categorized, it would be an equation editor. This is not the plain truth, since LaTeXiT is "simply" a graphical interface above a LaTeX engine. However, its large set of features is a reason to see it as an editor; this is the goal in fact.
We have something really big to announce today. Micro.blog now supports hosting short-form podcasts, also known as microcasts, with a companion iPhone app called Wavelength for recording, editing, and publishing episodes.
Micro.blog is about making short-form content you own as simple to post as a tweet because we believe blogging should be easier. Podcasting should be easier too.