Trademark is evil same is with patent and copyright. It's just a corporate tool to gain free money from work of people who passed away long time ago.
Those tools have one purpose - stop innovation and progress for years.
Trademark has a purpose.
Or maybe you think sole people doesn't build cars/planes and don't use them in public ?
Anyone can read about anything anywhere and yeah older people also talk about products they use and how good they are. They actually talk about it more than younger people.
I recommend you a great book by Cory Doctorow "Information doesn't want to be free" you can buy or download it.