One of the main reasons is tree style tabbing[0]. I don't know how people live with an endless row of little peaks that are barely clickable... [0] https://add

One of the main reasons is tree style tabbing[0]. I don't know how people live with an endless row of little peaks that are barely clickable... [0] https://addons.mozilla.org/en-US/firefox/addon/tree-style-tab/ https://addons.mozilla.org/en-US/firefox/addon/tree-style-ta...