Every IP address just by virtue of its existence doesn't mean the site is of any value or level of quality. However, I plan on keeping this part of my services because it is important and very effective. I can just tell there is change in the winds and asked the opinions of the others on the list what they were seeing - not to state the obvious. My clients are way educated on what they need to be aware of and what they need to do. Some are more apt to pay attention or apply this information than others.
Pricing is relative to how each person runs their business.
I have seen many folks with higher opinions of themselves than their work reflects demand outrageous prices. Whatever works for you is fine, what works for my company and my target market is also fine. But you and I both know that is not the case right now. Anything, including charges, that move us into that direction are welcomed. Protecting your index and offering poor service to those who follow your established policies are two different issues.