I do agree very much with the idea that a long stem can improve the flavour and they are ideal for when you are relaxing reading or whatever.
Before I revisited E-pipes recently, for many years of an evening I'd take the standard drip tip off of my Nautilus and use a long half bent pipe stem instead.
While it might have looked like a Chinese Coolie's Water Pipe, it worked a treat and still does!
Meanwhile, as we speak...