I mean, coming from the Company of Hubris, this is rather unprecedented. I wonder if there was a partner revolt over the product stack and wanted their master to cool their jets before they make a mess.
EDIT:
Nah.
This seems like a power move to fuck partners.
Make them reprint everything, update and reprint all their documentation, update schematics, symbols, BOMs, silkscreens, reflash card BIOS by going through manufacturing flow again, revise marketing, skus, part numbers, all at the final hour.
EVGA got out early.