Eh.. he's okay, but at any moment you can blink and pretend he's in the middle of a Daily Show bit, its like an optical illusion. "See English people walk like THIS..." He's a lot better in small doses.
Does anyone else not find John Oliver funny? I've heard he's great on NPR, but even so, it seems like a Guy Maddin scenario; a lot of educated people convincing each other he's super great.
On a side note, my sister has always tried to convince me he's great.