Well I'm hardly an expert, just an interested amateur who can barely manipulate bras and kets, but I lean towards Everett's Many Worlds.
It's the austerity that appeals to me. There's no extra bullshit; no wave function collapse, no hidden variables, it's just the Schrödinger equation and nothing more, besides a willingness to take it truly seriously.
Simplicity. Occam's Razor.
