Pick & Choose: Numbering order causes a stream error — WHY?

Grasshopper
1

pick & choose -1.gh (39.4 KB)

  1. It appears from observation that the “pick & choose” stream must begin at 0. What is the benefit, if any?

Capture1
Capture1946×641 97 KB

2

In the value list is an error:
１ = “１”
0 = “0”
2 = “2”
2 = “2”
3 = “3”
1 = “1”

The first number is malformed. Change １ = “１” to : 1 = “1” solves the error