so this is a spark line [10,20,30,40,20,50,80]. Pretty cool, right?

here's another [10,20,30]

here's a longer example [20,24,20,27,29,50,90]

an even longer example [20,24,20,500,29,50,90, 20, 10, 40]

lets look at a few in a row.

[20,24,20,500,29,50,90, 20, 10, 40]
[20,24,30,400,29,50,90, 20, 10, 40]
[20,24,25,300,29,50,90, 20, 10, 40]
[20,24,21,200,29,50,90, 20, 10, 40]
[20,24,23,100,29,50,90, 20, 10, 40]