. . . Was wrong. I read this post about NPD from David’s blog. As it turns out, NPD is actually more accurate than folks on this blog (including me) originally thought:

• NPD do not report on Wal-mart or Sam’s (we were right about that one).


• NPD *do* report on the Apple online and retail stores – since last year (we were wrong).


• NPD also don’t report on Amazon (small percentage of the category; we were right about that one).


• NPD data is U.S. only

Read more at Zunester.