Coinbase Better Tab Title that includes Currency Price and Wallet Amount

coinbase-hack.js

// Add value info into title
// Replace thousand_separator and real_currency for your own needs
// Add value info into title
// Replace thousand_separator and real_currency for your own needs
(function(){

  let gc_new_title = '';
  let sel_asset_amount = '[class*="AssetChartAmount__Wrapper"]';
  let sel_wallet_amount = '[class*="BuySellStepper__Containe"] footer span:last-child';
  let sel_asset_name = '[class*="styles__Symbol"][data-element-handle="asset-symbol"]';
  let thousand_separator = ',';
  let real_currency = '€';

  const gc_update_title = function(){

      let value = document.querySelector(sel_asset_amount).innerText.split('\n');
      value = value[1] + '' + value[2];

      let wallet = document.querySelector(sel_wallet_amount).innerText.split(real_currency);
      wallet = wallet[1].split(".");
      wallet = wallet[0];

      gc_new_title = value.substring(0, value.length - 2) + real_currency;
      gc_new_title = gc_new_title + ' ';
      gc_new_title = gc_new_title + document.querySelector(sel_asset_name).innerText;
      gc_new_title = gc_new_title + ' (' + wallet.replace(',', thousand_separator) + real_currency + ')';

      document.querySelector('title').innerHTML = gc_new_title;
      console.log('Title Updated');
  };

  setInterval(gc_update_title, 5000);
  
})();

This gist is made for "Code Injector" plugin for Firefox, but you should be able to find one for Chrome.
Result on the tab: