"error-prone, easily confused and weak"

do you know what this is (Rachel Maddow, Monday,  23  12. 24)

(17:20 minute-mark)  https://www.youtube.com/watch?v=imULlEGvpTU 

its this

https://www.youtube.com/watch?v=1Qg9ZahBu8c

2014,  Monday

https://www.youtube.com/watch?v=z5WAuZIsXDk