Should I go with a 30-year or 15-year mortgage?

Should I go with a 30-year or 15-year mortgage?

Interest rates dropping to record lows. Some lucky people have locked in unreal rates as low as 2.5%. Many homeowners are taking the opportunity to refinance. The rates are so low in fact that going with a 15-year over a 30-year mortgage is now a viable option for...