Thomas Trutschel | Photothek | Getty ImagesNew U.S laws designed to protect minors are pulling millions of adult Americans into mandatory age-verification gates to access online content, leading to backlash from users and criticism from privacy advocates that a free and open internet is at stake. Roughly half of U.S. states have enacted or are advancing laws requiring platforms — including adult content sites, online gaming services, and social media apps — to block underage users, forcing compa...