I didn't say i not have a 1200, i have one and well expanded, i only told that the ack boards according to the text announced, could be put into an a1200 case withouth going to find an strange and overpriced custom case, just using the classic case.
Of course, you could put it in whatever you want, the choice here is irrelevant, anynone has his own ideas and choices, i only stated the fact.