Bone-Thugs-N-Harmony's main man gets millennial with a 38-track double CD, the best solo release so far from one of the Ohio speed rappers. Like a rap Nostradamus, Krayzie Bone prophesizes gangsta apocalypse on cuts like ''World War'' and ''Armageddon.'' In Thug Mentality 1999, he also makes time for Prince-style shockadelica (''Knieght Rieduz''), an acoustic jam (''Smoke & Burn''), and cameos ranging from Snoop Dogg and Big Pun to Mariah Carey and ''the Marley Brothers.'' Now, that's crazy... B+

