That's the joys of the human condition, you have the free will to believe what you like.
Well it’s backed up by you demonstrably presenting things that run contrary to your claim.
Such as
Legacy had realms where items could not cross realm.
East was east, EU was EU.
Yet your initial statement seems to not understand this major difference.
Add to that you didn’t seem to know what jsp was in 2003.. and then followed up with your “2004” was when jsp really got active for trades…
Like I said all that makes it seem that your OG claim is rather dubious.