Some quick thoughts from a coder's perspective:

- The source will be available in a Mercurial ...

- Komodo is a Mozilla-based application...

  - Get a slightly tweaked mozilla build (C++, JavaScript, XUL).
  - Get a slightly tweaks Python build (C).
  - Add a bunch of core logic (Python)...
  - Add Komodo chrome (XUL, JavaScript, CSS, DTDs).

  What this means is that work on and add significant functionality...

- Komodo uses the same extension mechanisms as Firefox...

- Komodo builds and runs on Windows, Linux and ...