Is RBN confusing you? Here's a compilation of links, resources, and developer quotes on the service so far:
News Breaking Article:
Discussion of Bands that may likely be coming to RBN:
On the country availability of the RBN:
On allowing covers on the RBN:
On availability for non-Xbox consoles:
Clarification on what "select songs" means as coming to the Wii/PS3:
Who does the charting/legwork behind these tracks?
What if people try to "game the system" and get illegal stuff up on the service?
Limits on song length of RBN songs?
What does this mean for regular DLC that we're used to?
Possibility of instrumentals or having an instrument missing:
Will songs be required to cater to every difficulty level (easy, medium, hard, expert)
Workflow of steps to get your songs in the game:
On charting and quality:
Charting non-guitar parts to guitar:
On Harmonix promoting/featuring various artists as they appear in the RBN store:
More info on what a developer/creator can customize on their tracks:
On Rock Band 1 and other things: