Brendan Eich (2014-09-24T02:37:53.000Z)
domenic at domenicdenicola.com (2014-09-30T16:49:16.029Z)
I made the case for building it in sooner, but TC39 wanted "less sooner" based on library usage. There was a minority position (as voiced; could be majority) that argued JS is different, object detection plus optional "fields" means this is the wrong direction.