need help to understand the pipeline

[i.nixman at autistici.org]

hi Peter Maersk-Moller

TL;DR. I usually solve such problems charging Euro 125 per hour.

I am grateful to you for your answers, but I am not asking you to do any 
work for me.
and, fortunately, I am not planning to take money from those who need my 
help: https://github.com/niXman


best! :)