Get used to it ¡ª the seller's market is closing up shop. The days of fat, fast home value increases are gone. Pack away those flipping fantasies. "The boom is definitely over, there's no debate about that," said Mark Zandi, chief economist of West Chester, Pa.-based research firm Moody's Economy.com. "Now the question is more how hard is it going to land, if it lands at all." The answer? Depends who you ask ¡ª and what location you're talking about. How to feel about it? Depends which side of the market you're on ¡ª and what location you're talking about....