How to create a new MIME type for a Sugar activity?

[Yoshiki Ohshima]

At Mon, 11 Feb 2008 17:35:59 +0000,
Martin Dengler wrote:
> 
> Is there a possibility to make a distinction between "ability to
> handle" and "claims [as the default handler]"?  As an outsider /
> random developer, I understand why Etoys should declare it can handle,
> say, text/html, but I don't understand why Etoys should be the default
> handler for text/html.

  It seems that "the infrastructure for it is already in place":

http://dev.laptop.org/ticket/6145

  The (similar) issue is lingering some months:

http://dev.laptop.org/ticket/2535
http://dev.laptop.org/ticket/3273

  For text/html, Etoys doesn't have to be the default...

-- Yoshiki