PIB . you havent a clue dear. They are all trained to the same standard. Their seniority has nothing to do with their ability to fly in India or chicago year round. Its merely a preference which most like.
Its very clear that there is a minority of militant chippy Arthurs and Marthas who hate pilots usually because of the chip. They poison their colleagues with their vitriol.
Even the die hard militant elements of the pilots group saw the light or took VR.(the FD version of the poncy CSDs on silly money for no work)
The sooner the cancer is removed by a good heavy duty enema the sooner BA can move on as a company. Bring it on girls.