Firefox add-on Glubble too clunky and restrictive as a children's Internet filter

Tina Gasperson reviews Glubble, a free proprietary Firefox add-on from Glaxstar that limits the activity your child can perform online by blocking access to Web sites and filtering Google search results. For parents, a tool like Glubble can seem like the perfect answer to the problem of protecting kids from the unsavory elements of the Internet. But as she discovered through her use of Glubble, the questions surrounding the idea of Internet filtering don't come with easy answers.