That is the sort of thing that bites you hard when it bites. It might run perfectly for years but that one period of flappy downtime at a third party or slightly misconfigured DNS will bite you hard.
But compared to our rabbit setup where I work now, it was dead stable. No losing tasks or extra engineering effort on maintaining yet another piece of tech. Our rabbit cluster acting up has led to multiple disasters lately.
Agreed, I've had my own rabbit nightmares. But setting up a more robust queue on postgresql is easy, so you can easily gain a lot more guarantees without more complexity.
