Let's not forget that build up lines were the brainchild of our D.O. over two years ago. He said it was necessary for the newhires to get experience for the looming exponential upgrades.
Wait what?
There haven't been upgrades until now and they are for newhires with no experience.
So I guess it was just to hurt pilots and help the company after all. Another in a long list of "work rule workarounds" we've been subject to in the last 2-3 years.