He's informing us of the drawbacks of using the other plans. This special plan would be (for some) dipping toes in the water of RDS only to find out its infested with piranhas.

The article about the new MacBook Pro line also included a discussion of Airs and Mac Pros. Sometimes the discussion strays beyond the boundaries of the headline.

Most of the time that is a good thing - I for one am interested in the point the OP raised, which is that RDS (at all instance sizes) gives you no visiblity in to what is happening under the covers on your DB server.

Someone using a micro RDS might want to be aware of the pitfalls once they go into production on a larger instance?