The only difference is that the limited edition comes with a certificate of authenticity. One perk through ordering the limited edition through the Warner Brothers website was since it didn't come out when they said it would they're sending out a bonus disc of with special musical content, they didn't list the tracks that will be on the disc, and Danny will be autographing the CD. I got Santa to buy the box set for me one day before the website listed the limited edition sold out.
A curator at work (bl.uk) offered to get a limited edition box a while back. Delays from China, and the result was a little disappointing: the box is sort of MDF with a covering which isn't properly... more