Not if they delete the information after the verification is complete.
Also, I think you should have picked a better title than "CAN SOMEONE PLEASE JUST MAKE AGE VERIFICATION A CRIMINAL OFFENSE WORLDWIDE ALREADY?!" when you're just complaining about Roblox's age verification system. It makes it sound like you want to abolish all age restrictions everywhere. It makes it sound like you're okay with six-year-olds voting in elections, or gambling in casinos, or donating blood, or driving cars, or drinking alcohol or smoking cigarettes or vaping, or joining the military, or purchasing guns, or getting married,