[sundarurfriend]

That is such a weird argument to me. I can count in the fingers of one hand the number of times in my life that I've had to compose ranges, it seems a strange thing to optimize for.

[Iwan-Zotow]

Splitting and combining back ranges is very common activity since about Core 2 Duo, when multi-core getting to be a normal.

I mean, computing mean - split range, get result per split and combine it back, and so on and so forth