The point of the gospel is not to get the work done. The point is accurately represent the Father. Jesus' charge in Matt 28:19-20 wasn't colonial; it was to be ambassadors in the fullest sense of the word - to personally BE an extension of the Kingdom and to fully embody Jesus to those around us. That looks a lot different than many approaches to the gospel.

You can also read this episode at https://crucibleofthought.com/the-gospel-according-to-jesus/