[wiseowise]

Their point still stands. There’s little that can’t be accomplished by any modern, general-purpose programming language.

[jacknews]

You can build it all with Church calculus, but the point of engineering is to create and then follow better methods to solve problems.

[RHSeeger]

This is what I see as the main point to get out of this. The larger your toolbox, the better you are able to solve problems. Learning new languages adds tools to that toolbox.