What's another word for "drone" ?

The Wall Street Journal reports that some manufacturers of drones are uncomfortable using that word for marketing purposes and are seeking alternative terminology.

As the drone industry takes off, many people in it say it needs a different name. They say “drone” suggests the devices are dumb, it is technically inaccurate and now has a militaristic reputation. Unmanned-aircraft advocates scold reporters and even congressmen who use the term. But they have another problem: Few of them agree on what the devices should be called...

The alternatives are an alphabet soup. There is “UAV” (unmanned aerial vehicle), “RPA” (remotely piloted aircraft), and “UAS” (unmanned aircraft system). Some prefer the more digestible “unmanned aircraft,” or just “robot,” while European Union officials opt for the bulkier “RPAS,” or remotely piloted aircraft systems... the [FAA] and Congress have settled on a name: they use UAS in legislation and official documents...

But it isn’t hard to find advocates who drone on about why they don’t like the term UAS and its “unmanned” cousins. “I hate the word unmanned,” said Don Wirthlin, a drone-pilot instructor in Douglas, Ariz. “Last time I checked, I was a human flying a UAV.”...

Popular Science writer Kelsey Atherton, who writes weekly roundups of unmanned-aircraft news called “Keeping up with the droneses,” said opponents of the term should give up. “The battle is over and drone won,” he said.