Do you want alternative? Do you want alternative? Metallica gives you alternative, bay-bee! After the early-Nineties alt-rock explosion, bands that had made it big in the Eighties largely pulled their hair out trying to fit in . U2 went disco . Guns N’ Roses spent about 25 years chasing Chinese Democracy . And Metallica? Well, they just got weird — and, contrary to popular belief, that wasn’t a bad thing. Neither of the quartet’s Load albums, released in 1996 and 1997, sound overtly “alt,”