At my longest company, maybe 2/3rds of my group had left and come back at some point, including me. One was even was on his third time. After an acquisition, I

At my longest company, maybe 2/3rds of my group had left and come back at some point, including me. One was even was on his third time. After an acquisition, I was laid off with half my team and 2/3rds of them were back there within a year.