21st April at 15:19

There is no faster (pun intended) way to slow down a site than to use a bunch of JavaScript.

https://timkadlec.com/remembers/2020-04-21-the-cost-of-javascript-frameworks/

This is a fantastically detailed piece by Tim Kadlec. The evidence really do paint a worrying picture and hopefully this can be a good source for those trying to improve things in their company.