South Africa has already launched an appeal against the standardisation of OOXML and now Brazil is following suit. Apparently the reason why the appeal took so long was that Microsoft represantitives were in the meetings and kept asking for delays:
At the end of this presentation, the representative of [Microsoft] has taken the line of defense for his companions in the room: “I am not prepared, at this meeting, to evaluate the arguments and decide. I need more time.” It is worth highlighting that this meeting was scheduled on May 8th (date of our last meeting) and officially convened on May 19th.