Why is it a trend to act as if you shouldn't have any opinions about something just because there are other things you can buy? I did not buy an all in one. I

Why is it a trend to act as if you shouldn't have any opinions about something just because there are other things you can buy? I did not buy an all in one. I was just saying that they don't make sense to me. I'm allowed to have opinions. I'm a human.