It's still more unique than anything before as long as the number of buckets is larger than the number of available TV channels was a few decades ago or the num

It's still more unique than anything before as long as the number of buckets is larger than the number of available TV channels was a few decades ago or the number of available newspapers was a century ago. Also, one point is that those algorithms operate on global scale. Even if there are a million other people who are in the same bucket as you are, they mostly don't live in your close proximity and you might never meet any of them in person. It's no wonder we feel isolated and lonely.