Of course, 211PLUS and 245PLUS have a lot more to offer. Some features of the new software simply make life easier. The camera configuration is stored in a file.
Display mode shows an on-screen histogram.
The new input routine means you are more likely to enter data correctly. However, Low Dark Current mode and Drift Subtract are by far the most important. Together, these changes make the Cookbook CCD cameras significantly more sensitive. However, the average does not tell the whole story. There are at least three different groups of pixels and they behave differently.