Sequential change doesn't tell you the real story because sales are seasonal/coincide with new hardware releases, so it's best to look at quarterly YoY comparis

Sequential change doesn't tell you the real story because sales are seasonal/coincide with new hardware releases, so it's best to look at quarterly YoY comparisons. Look at the quarterly iPhone sales figures (5th chart) to see what I mean: https://sixcolors.com/post/2017/08/apples-q3-fy17-financial-results/ https://sixcolors.com/post/2017/08/apples-q3-fy17-financial-...