The problem with a "20k bar" is that the team will use that as a watermark for all cost savings. Groups of people tend to act within consensus. The engineers

The problem with a "20k bar" is that the team will use that as a watermark for all cost savings. Groups of people tend to act within consensus. The engineers are making a dozen cost tradeoffs a day. You want to instill cost savings in every decision. Look how long this team suffered on a legacy platform thanks to a perfectly rational approach.