I've looking at that Gitamini and thinking you can pack an awful lot of homemade C-4 in to that twenty pound load limit. It would take almost nothing for someone with a modicum of robotics knowledge to pre-program a route because I would wager real money that the firmware in that thing is not especially secure, if at all.
Instant remote terror device.
"Lock the doors. Kill the light. No one's coming...home tonight. It's getting colder."
If you would like help or further details on a technical discussion we're having, email me at bnhelp (at sign) keepusiel.net .