about 58 images will be taken and
				will be spent <em>processing</em> images and not <em>taking</em> them.
				<br>Decreasing the exposure to 30 seconds produces 112 images
				but increases the total delay to about 3 minutes 45 seconds.
			<li>Taking shorter exposures only helps at night -
				typical daytime exposures are less than a second.
		</ul>
</ol>
</p>

<h3>2. &nbsp; Frames Per Second (FPS)</h3>
<p>
A video with 2000 frames displayed at the default FPS of 25
will run for 80 seconds (2000 / 25).
