(The Center Square) — South Carolina Gov. Henry McMaster ceremonially signed a pair of “child safety” measures on Wednesday, including one mandating age verification on websites with sexually explicit content. H. 3424, the Child Online Safety Act, mandates that sites with at least one-third of their content being “obscene material” enforce an age verification system starting Jan. 1, 2025. This would ostensibly bar users under 18 from accessing the site’s material. McMaster also signed H. 4624, the Help Not Harm Bill, which bans health care professionals from providing gender transition procedu…