Yes. (less one-wordily, 3500 posts or 30 days history per user, if I'm remembering right. (or something to that extent) There are a bunch of ratelimits. And

Yes. (less one-wordily, 3500 posts or 30 days history per user, if I'm remembering right. (or something to that extent) There are a bunch of ratelimits. And if you really get into it, the "firehose", the full stream of all tweets, certainly isn't available to a normal user.