The backlog was a great idea, until it wasn't. Many successful teams are delivering backlog items every day but their backlogs aren't getting any smaller. Delivery success is overshadowed by the never ending backlog. Product discovery, dual track agile, OKRs etc. make it worse by accelerating backlog growth without taking away any of the rotting items.

Worst of all, doing the backlog distracts from delivering benefit to the customers and responding to change. What are we to do?

In this presentation Allan "Nuke the backlog" Kelly suggests you rethink the very idea of the backlog and rebuild your agile process around outcomes.