Why is it not worth it to watch all the 100 reviews of of Rob ter Horst and the 100 reviews of Cody Rall on YouTube to find out which is the best smartwatch or EEG device of all of those?

Because both of them have conflicts of interests, which they do not declare, so aren’t they basically product sellers? Peter Gamma from www.petergamma.org is not a product seller, and editor in chief of the The Journal of Meditation Research (JMR): Peter Gamma from www.petergamma.org does not have any conflicts of interests. And he supposes that …