Red Sox just highlighted the Pirates’ biggest recent embarrassment

Pittsburgh Pirates v Cincinnati Reds | Dylan Buell/GettyImagesA name familiar to Pittsburgh Pirates fans resurfaced over the weekend when the Boston Red Sox signed catcher Jason Delay to a minor league contract. The deal presumably contains an invitation for Delay to attend Boston’s major league spring training.

Delay, a fourth-round pick for the Pirates in the 2017 MLB Draft, had spent his entire pro career in Pittsburgh’s organization before he was traded to the Braves back in April. From a Pirates fan perspective, Delay signing with the Red Sox feels both ironic and quietly frustrating – a subtle reminder of how poorly the Pirates’ once-promising catching depth chart has unraveled in just…