@RedNationRising has a good thread on twitter pointing out how twitter will be spying on their users. Twitter will be using cookies to determine if you have gone to a site that they do not like and then ban you for it.
https://twitter.com/RedNationRising/status/931942135280136192
- RedNationRising
Twitter is implementing the new rules December 18, 2017. Twitter will target people using "hateful images or symbols" in profile images or profile headers. Twitter will also monitor for hate speech in usernames, display names, and profile bios.
Mashable has a good article here: http://mashable.com/2017/11/17/twitter-hate-speech-symbols-december-18/#1459G0WNFOqW
You can read more about Twitter's new rules here:
https://support.twitter.com/articles/18311