Katie Marsal at AppleInsider talks about the trouble Apple is having keeping stores stocked with iPad. According to the article, Apple is prioritizing delivery to retail stores and customers over education customers:

But when April 2nd rolled around and regular Apple Store customers began receiving their shipping notifications, a number of those education pre-order customers were being informed that their orders were being placed on the back burner and wouldn’t ship to much later in the month.

Hello, we are excited to start our blog about iPad textbooks. This will be one of the most profitable and common uses for the iPad as the market develops and we hope to analyze as it develops. Our e-mail address is ipadtextbook@gmail.com, please feel free to drop us a line.