Force enable cramming (280 character tweets) on Twitter. Use TamperMonkey. NOTE: Stops working when you switch pages, refresh to fix. https://twitter.com/Prof9/status/912859110776950784

Twitter Cramming.user.js

// ==UserScript==
// @name Twitter Cramming
// @description Force enable cramming (280 character tweets) on Twitter
// @author Prof. 9
// @version 0.1
// @match https://twitter.com/*
// @run-at document-idle
// @namespace prof9.twittercramming
// ==/UserScript==

var initDataInput = document.getElementById('init-data');
var initData = JSON.parse(initDataInput.value);
initData.deciders.cramming_feature_enabled = true;
initData.deciders.cramming_ui_enabled = true;
initDataInput.value = JSON.stringify(initData);

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