If you do not carefully control who has write access to the file system, a user can subvert the product security controls (such as auditing) by simply hand editing the configuration files.
Too many cooks: if you have to tag your code in a Version ControlSystem and then hand it over to another team to compile, then yet another team to deploy, that's always going to be hard.
This paper describes a speech recognition controlsystem for prosthetic hand based on SPCE061A microcontroller core. A prosthetic hand is controlled by speech recognition and wireless communication.