They're removing the streaming APIs, these allow a single long term connection to receive tweets, follows, etc... in favor of a Webhook solution. The issue is

They're removing the streaming APIs, these allow a single long term connection to receive tweets, follows, etc... in favor of a Webhook solution. The issue is that there are not comparable solutions. The streaming API allows a user to connection directly. With the webhook solution it has to all go via 3rd party server, and you need to pay for it.