I suppose I wasn’t clear, but it makes sense to me. I hope this makes the sequence of events clearer:
Sept. 11, 2009: Announcement of contract awarded to EMC2
Apr. 30, 2010: Deadline for completion of WB-8 device build
Nov. 1, 2010: First plasma in WB-8
*six months*
Apr. 30, 2011: Deadline for completion of WB-8 testing and delivery of data
Oct. 31, 2011: Deadline for completion of optional WB-8.1 (p+B11) device build
Oct. 31, 2012: Deadline for completion of optional WB-8.1 testing and delivery of data