After using the "Rasterize" operator to normalize and arrange particles, the particle

[tyFlow]

That's not a bug, no. The Sort operator will sort IDs, but not change them.

So if you have these IDs:

Code:

12 5 0 1

It will sort them as:

Code:

0 1 5 12

but not as:

Code:

0 1 2 3