I've spent the last few months reviewing baby-related technology, and the whole time, opinionated commenters have offered...feedback. On the products, me and my infant son. Here are some of my personal favorites.
On a device that measures verbal interaction with children:
"(F)or hundreds of decades and till now all the babies of the humanity are learning the language involuntarily without problem. Why are you making this device now? would anyone need it beside this man in the ad?"