If your interests can be determined by an algorithm, this implicates that the majority of your choices are determined by external factors and not necessary in your own best interest.
Bots on the Social Media and in Literature
Bots can be extremely sophisticated such as (i) generating pseudo posts which look like human generated to interact with humans on a social network, (ii) reposting post, photographs or status of the others, and (iii) adding comments or likes to posts, (iv) building connections with other accounts.