Help us out, what was there to notice in the last year? This Tweet says something I want to be true, but it doesn't help me determine whether it is true and it

Help us out, what was there to notice in the last year? This Tweet says something I want to be true, but it doesn't help me determine whether it is true and it doesn't help me learn. In the example shown in the video, what algorithm is being used? What reward function? What exploration strategy?