A method includes determining a level of confidence regarding a revision level for a set of encoded data slices. The method further includes, when the level of confidence is equal to or above a confidence threshold, sending write and commit requests, wherein a write and commit request includes an encoded data slice, a current revision value, and a new revision value. The method further includes, when favorable responses have been received, issuing finalize write requests. The method further includes, when the level of confidence is below the confidence threshold, sending write requests, wherein a write request includes the encoded data slice of the set of encoded data slices and a new revision value. The method further includes, when favorable write responses have been received, issuing write commit requests. The method further includes, when favorable write commit responses have been received, issuing finalize write requests.