But among those who do expect to make changes, increased savings was the most commonly reported goal. Boomer families’ reported willingness to take on financial risk also changed over the panel period. Regardless of the change in their wealth, these families were more likely to report being more unwilling to take financial risk in 2009 than in 2007 (figure 6).
Banks and other firms process millions of transactions daily. But this is a major challenge for decentralized systems like DLT. Energy efficiency is still a problem too: there are estimates that the bitcoin mining network uses a a similar amount of energy as the whole of Ireland. Public blockchains that make use of other consensus models could more efficient.