> I'd like for the metadata to exist in memory tho, in almost every app, I read that metadata within the rom itself, I don't want to be fetching that external f

> I'd like for the metadata to exist in memory tho, in almost every app, I read that metadata within the rom itself, I don't want to be fetching that external file each time I need to display the about box. Then, you could use my first idea, of the first four bytes skipping past the header which starts with a code to identify the header (such as ASCII text "UXN!META", or whatever else might be agreed on); this is similar to the way that the Game Boy header is working. > so you can just ";meta POP2" at the start Yes, that would also work, if it is agreed that this convention is used for that purpose.