[loceng]

If they had the full catalogue of all movies and series ever made then it'd easily be much easier to actually make more relevant recommendations, but their catalogue is actually shrinking as they have less old content they've been able to renew since those content owners have been starting their own streaming services.

[postexitus]

Amazon, the book store has everything published under the sun and still cannot recommend something better than "oh, here you go, this is sci-fi as well!".

[loceng]

They arguably don't have your view history though, though their relatively new streaming service will be likely changing that slowly.