instacrap.user.js

// ==UserScript==
// @name         instacrap
// @namespace    http://tampermonkey.net/
// @version      0.4
// @description  ahh stop that bullshit
// @author       w0rm49
// @match        https://www.instagram.com/*
// @match        http://www.instagram.com/*
// @match        https://*.instagram.com/*
// @match        http://*.instagram.com/*
// @updateURL    https://gist.githubusercontent.com/w0rm49/e1c68190953dc7d877dd574d5e18fffb/raw/instacrap.user.js
// @downloadURL  https://gist.githubusercontent.com/w0rm49/e1c68190953dc7d877dd574d5e18fffb/raw/instacrap.user.js
// ==/UserScript==

(function() {
    'use strict';

    const root = document.getElementById('react-root');

    const uncrap = () => {
        const nodes = Array.from(document.querySelectorAll('a[href^="/p/"]:not([data-cleared]'));
        nodes.map(node => {
            node.dataset.cleared = true;
            node.addEventListener('click', e => {
                e.stopImmediatePropagation();
                window.location.href = node.href;
            }, true)
        });

        const imgs = Array.from(document.querySelectorAll('img[srcset]:not([data-cleared]'));
        imgs.map(node => {
            node.dataset.cleared = true;
            const blocker = node.parentNode.nextSibling;
            if (blocker) {
                blocker.parentNode.removeChild(blocker);
            }
        });

    }

    root.addEventListener('DOMNodeInserted', uncrap, false);
})();