kaggle-profile-replacer.js

// ==UserScript==
// @name         Kaggle Profile Replacer
// @namespace    http://tampermonkey.net/
// @version      0.1
// @description  Redirects 
// @author       http://github.com/mxbi
// @match        https://tampermonkey.net/index.php?version=4.0.69&ext=dhdg&updated=true
// @grant        none
// @include      https://www.kaggle.com/*
// ==/UserScript==

(function() {
    'use strict';

    var isProfile = document.getElementsByClassName('profile');
    var newProfile = window.location.href;

    if (isProfile.length > 0 && newProfile.indexOf("old") == -1) {
        var oldProfile = newProfile.split("/");
        oldProfile.splice(3, 0, "old");
        oldProfile = oldProfile.join('/');
        window.location.replace(oldProfile);
    }
})();