growth industry...
UAVs ? UAS are go..!
If you look in Flight Global... every country is into them these days.
RE Licence in Oz see Pt 101.. need an Operator Cerificate. And training.
Couple of recent? Flt Safety Digests had articles on..Mar Apr 2009 and
May -June 2010
Google on CropCam, a Canadian co.
Since the dopey regulator in this country wont let me take aerial images myself... I'll get something to do it for me.!
Have fun...