While the WarCraft 3 edition of the cups gather masses of the best players out there, the StarCraft cups very seldom reached over 40 players.
The last tournament, edition 37, saw Olf "CloseR" Schmidt defeat Seob Yoon "Yoon" Lee in the grand final. Only 31 players took part.
The ZOTAC administration received quite a lot of critique for not giving out prizes to people outside Europe.
ZOTAC page hint a comeback for StarCraft 2.

Links
ZOTAC-Cup.com - Tournament archive