[banbangtuth]

I was thinking to defer to the compiler to make things stable. i.e, Go or JavaScript virtual machine should just run forever and able to decide with OS updates.

On the frontend world, the browser so far has been super reliable in maintaining backwards compatibility of HTML, CSS and JS for years and years.

[mjevans]

Unix shell script also more or less reached a stable state. It's even optional to target Bash rather than just shell.