RPGMakerWeb has released a promotional video with an English dub. I can't really say too much. The quality is... well... you'll see. The video can be found here http://www.youtube.com/watch?v=5JtfeC6vj34. Also, the eb! store page has been updated. A translation of the new information follows.

[Special EBTen Bonus]

'Collection of RPG Maker SUPER DANTE and RPG Maker 2 Music (Digitally Remastered Versions)'

A full collection of digitally remastered music from Super Nintendo titles "RPG Maker SUPER DANTE (released in 1995)" and "RPG Maker 2 (released in 1996)"! A compilation CD-ROM containing audio in ogg format can be used with RPG Maker VX Ace. Of course, you are free to distribute this data for any projects made.

*This bonus is not an audio CD and cannot be played using a normal CD player.
*This data collection may be slightly different than that of sound generated on playback from the actual Super Nintendo title, as it has been reproduced in audio software to allow for conversion. Please acknowledge this.
*Works using this data may be distributed freely.