The answer you are looking for is probably the "Internet Forum".
Internet Forum or known for some as the message board is a discussion held online typically in websites. Internet users are posting messages on a website. Some are posting their personal perspectives on a specific company or products.
The answer could also be "Reviews". Usually in a website like online shopping, they have this review sections for the users to post their review for the products.
1. It rots the mind of children
2. It's to too addicting
3. can show bad things.
Explanation: