[nl]

Twitter's policies make it worse, since if you have firehose access you are required to delete tweets when the account deletes them.

This is a well known tactic of many bot-net operators, and has made investigating them much harder.

Even worse, Twitter went and deleted the Russian accounts (and tweets) which Facebook had identified for them...

[greglindahl]

That makes it bad for the Library of Congress, yes, but they're already not succeeding.

IA doesn't have firehose access.