Regarding to Martingale Asset Management harvast case

https://services.hbsp.harvard.edu/api/courses/739341/items/209047-PDF-ENG/sclinks/93b76a1896f5ec6d23e66d73129e51f4

Martingale is a quantitative-oriented asset management firm with a long history: their edge has been to combine disparate ideas and proven hypotheses about the behavior of capital markets to construct new investment strategies

Would you invest?

1.What do you think of Martingale as a firm?

2.How can machine learning help firms as Martingale?

3.Could 130/30 investing become the new normal?

4.How easy will it be to sustain Martingale's performance?

5.Will the low-volatility anomaly persist?

6.Would you invest in this fund?