Of course sophisticated tradfi players are in crypto and have been for years making hand over fist in money.
Source: I work at a firm that does this.
Source: I work at a firm that does this.
For example, it's surprising that big tradfi players were not able to prevent take-only basis arb bots written in Python running on a un-tuned VPS from printing five figures on individual new listings in mid 2021, or permitted us to click trade tokenized stock quarterly futures minutes from expiry for nearly guaranteed profit also in mid 2021.