Well, you kind of nailed it....in that Obama was all about "style" and precious little to do with substance. It was meant to "look like he cared", even managed to produce a tear, though how sincere it was is still up for debate. Point being, as you rightly deduced, the substance of what Obama said was nil, and much of it false, but one of the signs of great artistry was that the presentation overshadowed the substance. As political theater, it put Donald Trump's rantings in the shade