Ok lah, you wanna think that way nobody can stop you or change your mind
To a certain extend, I understand what you mean
Smaller companies or brands have nothing much to lose if they pay reviewers to give positive reviews
Bigger companies or brands usually won't resort to paid reviews, they stand to lose out so much more in this current era of consumer behaviour whereby most consumers are tech savvy and prefer to buy products based on unbiased and honest reviews
You can chatgpt what is consumer behaviour and ethics on product reviewing if you want academically sound opinions on this topic