It's likely that different accomplished pipers will give you different answers to this question. According to Robert Wallace, “piobaireachd is difficult music to play well. It takes a lifetime of study to do so, and to teach and to appreciate in full.”
A 6/8 march is a lively tune written in compound time that is played with a palpable and definite “swing” rhythm. Picture a pipe band marching down the Royal Mile in Edinburgh, playing a sprightly 6/8 march, with their kilts swinging to and fro. That’s what we’ll be shooting for as we discuss 6/8’s.
According to Wikipedia: In music, ornaments or embellishments are musical flourishes that are not necessary to carry the overall line of the melody (or harmony), but serve instead to decorate or "ornament" that line.
As musicians, we rely on repetition to learn the tricks of our trade. We have all sat down and pounded out G-D-E triplets until our fingers hurt. Practicing pieces over and over is a time honored tradition in all musical disciplines.
One of staple tunes of many pipe bands is “The Green Hills of Tyrol.” This tune was adapted and transcribed from an Rossini opera by PM John MacLeod. While this is one of his main claims to fame, a story of his time in India during the Mutiny shows his courage as a soldier.