Ron Fournier is having a hard time with the fact that Barack Obama uses a teleprompter at press conferences. I guess he can't remember George W. Bush doing the same thing.
His memory might be right. Here's George W. Bush at a press conference, with what looks like a printed copy of his opening remarks and/or briefing notes:
I found these two in about ten minutes with Google Images, which, considering how few rear-view photos their are of press conference compared to normal shots, ought to tell you something about how often Bush goes into press conferences with out any material.
Oh, and just for old times sake: