3 ms·He gave some in an answer (to HN user bhaumik) on Quora: http://qr.ae/y2vdI http://qr.ae/y2vdIby namenotrequired 12y agoHe gave some in an answer (to HN user bhaumik) on Quora: http://qr.ae/y2vdI http://qr.ae/y2vdI