• not memory safe (thread access, ...)
• error handling
• garbage collected
• used to directly call sys calls
• can trigger MTE on Android because Go reads the whole page of memory to access a string

It's not a bad language: It's often easy to write a full production ready server using only the standard library. In 2026 this is becoming more of a feature due to the ongoing supply chain attacks. Go itself also has some great technologists working on the project who are extremely responsive and care very deeply.