On: Why is machine learning 'hard'? (2016)

[mistrial9]

no, this is routinely cited in introductory remarks these days, but ignores some practical aspects of the competitive context, among other things.

[posterboy → mistrial9]

what is "this"?

[mistrial9 → posterboy]

> The #1 thing that makes it ‘hard’ in real life is that nobody wants to make training and test sets.