I finally got the second GPU properly seated, and along the way found that two of the most important tickers had been missing from data for weeks This is the English version of a post originally written in Korean for my algorithmic trading system devlog (new tab). Today I finished the job I'd deferred a few days ago because of a case-fit issue, and along the way found a problem that had been quietly buried for quite a while. The temporarily-running second GPU finally got se...