Indirect democracy can be either in a bottom-up manner, by electing delegates from a small community of about 150; or in a top-down manner, by masses of people (of thousands or millions) electing representatives. [I call this Mass Democracy]
Most of the world practices [Mass] Representative Democracy, giving executive power to a single individual — be it a mayor, a governor, a monarch, a president, or a prime-minister (except for Switzerland, which places executive power in the hands of a council of seven individuals).
Below are two videos. The first explains some of the detrimental features of [Mass] Representative Democracy. [See also Peter Kropotkin’s “Representative Government” (1885)] The second is about the benefits of a bottom-up democracy.