But the Internet really made some things orders of magnitude easier or faster or possible at all. But what could the advantages of having no central authority b

But the Internet really made some things orders of magnitude easier or faster or possible at all. But what could the advantages of having no central authority be? There are some rare scenarios like the economy of a country collapsing where being independent could be useful. Or when banks are socialized. But do these scenarios justify all the hassle? Or am I missing something? Where or when else is it advantageous?