At a press conference Thursday , the group claimed it had obtained 1.1 million signatures on petitions opposing the recall , although the petitions have no legal effect .
Opponents said they had 1.1 million signatures on petitions opposing the recall , though those petitions would have no legal effect .
Dan Powers , vice president of grid computing strategy at IBM Corp. , says he 's not worried about such off-the-shelf PC clusters threatening sales of traditional supercomputers .