Could it be that Drupal's unmatched flexibility is its own weakness, too? That its modular architecture is its “Achilles heel”? It depends! On how you manage to handle all this flexibility. If you get “greedy”, you end up with a load of Drupal modules overburdening your website and costing you performance (and threatening its security shield, too). When clutter starts to weigh down your website you'll know: it's time to uninstall a Drupal module or... a few! Now let me briefly point out to you the key benefits of such a “cleanup”.