Why would you need bipedism for a flying object ? Wouldn't a quadripod + quadcopter setup would be much more stable and cheaper ?
See the XKCD someone has already posted below.
Ummmm, disaster recovery is hard precisely because the infrastructure (e.g. a collapsed building) ceased to be suitable for humans.
I suppose the original iCub research robot is running out of grants it can milk, so they strapped some jet engines to it.