Guy Kawasaki said, paraphrasing the point in the video linked above or in [1, 2, 3, 4, 5] (it was also in the biography, "Steve Jobs", by Walter Isaacson): “Steve Jobs has a saying that A players hire A players; B players hire C players; and C players hire D players. It doesn't take long to get to Z players. This trickle-down effect causes bozo explosions in companies.”
This is what happens when companies try to establish themselves on a mountain of promises and false assumptions, kicking the can down the road until payroll becomes hard to complete
It would appear that in January 2020, Pellegrino was induced by Campinos to jump ship from the EUIPO and take up his current position as Brussels Liaison Officer for the EPO