That is service. Before wanting, that is... That is all right. "Now let the master refuse it." But service is: before he asks, the thing should be offered. That is service. After asking, offering something, that is second-class service: Revision history
Diff selection: Mark the radio buttons of the revisions to compare and hit enter or the button at the bottom.
Legend: (cur) = difference with latest revision, (prev) = difference with preceding revision, m = minor edit.