[f🆔stores-tech:20251225134936p:plain]Reading Ruby 4.0 NEWS with Pros

We are Koichi Sasada (ko1) and Yusuke Endoh (mame) from STORES, Inc. We develop Ruby (MRI: Matz Ruby Implementation, the so-called ruby command). We are paid to develop Ruby, so we are professional Ruby committers.

Today, 12/25, Ruby 4.0.0 was released as the annual Christmas...