You can read the "reason" over there in his censored forum: He said that he installed it because of "countless cases of abuse and taking advantage of this system."Reefius wrote: ↑Tue Jun 25, 2019 9:23 am They're not huge sample libraries. Synths usually are only a few MB in size and I don't think there are thousands of downloads a day on his site.
Links to the demo's are freely available so there is no reason (except pure greed) not to provide free download links in the customer area.
Must be a super cloud thingy with never seen before protecion against abuse. Now that makes sense.