To put a finer point on this, 90% of the punditocracy's commentary on the Singapore summit seems to be constructed with the goal of convincing people that Trump shouldn't get any credit for it—rather than rationally analyzing the merits and demerits of the "deal".https://twitter.com/NateSilver538/status/1006372289196314624 …
It's only a success in regards to his earlier stance. The agreement isn't anything that wasn't there before. At least publicly we've seen a largely unilateral agreement, something he's heavily dissed others for. What do you actually expect?