wcEvent := *event
		setCachingObjects(&wcEvent, c.versioner)
		event = &wcEvent

		c.blockedWatchers = c.blockedWatchers[:0]
		for _, watcher := range c.watchersBuffer {
			if !watcher.nonblockingAdd(event) {
				c.blockedWatchers = append(c.blockedWatchers, watcher)
			}
		}

		if len(c.blockedWatchers) > 0 {
			// dispatchEvent is called very often, so arrange