There are still new people buying arranger keyboards for the first time ,for them, it is a miracle instrument that is an answered prayer to their needs. Although we are used to all the features that we have experienced in arrangers over the years ,many people who have just discovered arranger keyboards have just started on their love affair and features that are old to us new to them. So long as there are individuals that want to create full sounding music easily, then arranger keyboards will have a market . And so long as people still enjoy listening to live music then there will be an audience for one man bands