Beta lights are
so last century! The latest drogues use self-powered illumination.
BBadanov, I'm fully aware that AiM has lost 2 booms during manufacturer's A330MRTT testing - hardly a secret as both cases were soon reported in the media.
If you think that RAAF OT&E has 'gone well', I'd hate to know what 'not gone well' would amount to under your definition.....
But yes, perhaps unsurprisingly the KC-30A and Voyager have indeed proved that a grey-painted A330 works very well in the Air Transport role...even without EROPS clearance.