import time

	last_say   time.Time

		last_say: time.now()

	duration := time.now() - self.last_say
	if duration.milliseconds() < 100 {
		println('matrix.say 500ms pause (last call was ${duration.milliseconds()}ms ago)')
		time.sleep(500 * time.millisecond)
	}
	self.last_say = time.now()