Here an overview of other meme machines...

1964 - 1966  ELIZA by Joseph Weizenbaum at MIT

1968 - 1970  SHRDLU by Terry Winograd at MIT

1985 - today Cyc by Douglas Lenat at Cycorp

1993 - today START by Boris Katz at MIT

1995 - ?        A.L.I.C.E by Richard Wallace

2009 - today Wolfram|Alpha by Wolfram Research

2010 - today Siri by Apple

2011 - today Watson by IBM

2012 - today Debater by IBM

2014 - today Alexa by Amazon

2014 - today Xiaoice by Microsoft

2015 - today Cortana by Microsoft

2016 - today Google Assistant by Google

2016 - today Aristo by Allen Institute for Artificial Intelligence

2016 - 2016  Tay by Microsoft

2016 - 2019  Zo by Microsoft

2017             DrQA by Facebook Research

2018             BERT by Google Research [340 million parameters]

2019             ERNIE by Baidu

2020             Meena by Google Research [2.6 billion parameters]

2020             Turing-NLG by Microsoft Project Turing [17 billion parameters]

2020             Blender by Facebook AI

2020             GPT-3 by OpenAI  [175 billion parameters]

2021             Switch-C by Google [1.6 trillion parameters]

*** updated on 2021-01-14 ***