The US Department of Labor has proposed a 6-factor safe harbor that may redefine fiduciary duty for 401(k) plans. The proposal appears to relate to the selection of investment options, including alternative investments, and has sparked significant interest, with a large number of comments submitted. The details and implications of the proposal are still being examined, with some outlets focusing on its potential impact on traditional and alternative investments, while others are raising concerns about specific aspects of the rule.