Sounds very similar to https://papers.ssrn.com/sol3/papers.cfm?abstract_id=4125499 https://papers.ssrn.com/sol3/papers.cfm?abstract_id=4125499 which was discuss

Sounds very similar to https://papers.ssrn.com/sol3/papers.cfm?abstract_id=4125499 https://papers.ssrn.com/sol3/papers.cfm?abstract_id=4125499 which was discussed (and [flagged]) at https://news.ycombinator.com/item?id=31716573 https://news.ycombinator.com/item?id=31716573