15 years ago, iShares launched the first broad-based bond ETF - the iShares Core U.S. Aggregate Bond ETF (AGG). Heather Brownlie, U.S. Head of iShares Fixed Income, describes how ETFs have revolutionized bond investing since. Nate & Jason explain how personal technology can short circuit financial decision-making. ETF.com's Lara Crigger goes in-depth on homebuilder ETFs.