Notes on the BEAM, backpressure, and the long tail of distributed systems. ✦ Notes on the BEAM, backpressure, and the long tail of distributed systems. ✦ Notes on the BEAM, backpressure, and the long tail of distributed systems. ✦ Notes on the BEAM, backpressure, and the long tail of distributed systems. ✦ Notes on the BEAM, backpressure, and the long tail of distributed systems. ✦ Notes on the BEAM, backpressure, and the long tail of distributed systems. ✦