Prior art: x-exec: (Score 1)

I booted a good portion of this idea around in late 1993. The biggest advantage was removing the need for authentication followed closely by ease of installation. As others have noted, its much easier to drop a binary or script in the right place rather than either re-configuring or outright installing a web server.

Anyhow, you can read all about it at http://www.cs.ubc.ca/doc/world/exec/intro.