Sigma 70-200mm f/2.8 EX DG APO OS HSM w/1.4X Converter for $1079

It’s Shiguma time at B&H Photo for Cyber Monday! They are offering the new condition Sigma 70-200mm f/2.8 EX DG APO OS HSM EX DG bundled with the Sigma 1.4X APO converter, all together for $1079 with free shipping in your choice of Canon or Nikon. The Sigma SA option is not participating in this promotion. Is anyone still shooting with the SA system?