You're saying ergonomics aren't a good explanation? The entire point of a programming language over writing machine code boils down to ergonomics! You've got to

You're saying ergonomics aren't a good explanation? The entire point of a programming language over writing machine code boils down to ergonomics! You've got to do better than "it's just ergonomics" when your argument for a language to ban shadowing is also "just ergonomics". The debate here is about which one truly has better ergonomics!