That "UBB Wannabe" site is Groupee's hosted solution; when Rick bought UBB.Threads from Groupee he bought "UBB.Threads", not the other products in their line, and not the "Ultimate Bulletin Board" moniker.
As for downloading the latest build from the member area, you'll need full member area access in order to grab a new release, if there is something wrong with your license in terms of access, you'll need to file a support ticket (the forums here are a User to User discussion, as they've always been; the "Staff" on the forums are simply volunteers).
