Wouldn't laptops fit into this category too?
Their primary use is probably felt not to be to record and play music.
Hmmm... Is a 2.5" hard drive considered a "micro-harddrive"? Or is that reserved for the 1.8"ers? (3. 1(d))
What ease of access does it take for a hard drive to be considered removeable? (3. 1(g))
/Michael