Summary List Placement Sequoia's Roelof Botha is something of a Silicon Valley legend. The PayPal Mafia alumnus has invested in companies like Instagram, MongoDB, Tumblr, Square, Unity and YouTube. He also backed BridgeBio, 2019's biggest biotech IPO. But he knows he's one of many legendary VCs at one of the Valley's oldest and most prestigious venture capital firms. The South African native shared what he believes gives Sequoia a competitive edge in the VC world since it was founded in 1972 on Monday's podcast by fellow investor Harry Stebbings on "The Twenty Minute VC."