Show HN: A dataviz of every time POTUS and FLOTUS laughed on late-night(sxywu.com)1 points·by sxywu·10 ปีที่แล้ว·0 commentssxywu.comShow HN: A dataviz of every time POTUS and FLOTUS laughed on late-nighthttp://sxywu.com/obamas/0 commentsPost comment—