go.mod - go version

The go version in go.mod , i.e. go 1.17 does NOT work like in Rust or Java - it&#x27;s not "using the installed compiler to produce something somehow backwards compatible". I found this out by seemingly rebuilding an old project with an old directive with a new installed go binary. Turns out it will apparently download that old compiler and compile it like it is written there - including all old…