Don't worry, they're working hard to change that: https://news.ycombinator.com/item?id=11048523
Just recently they've also censored the #whichhillary hashtag.
The fact that twitter execs fundraise for Hillary Clinton must have no bearing on this, right?
http://reason.com/blog/2016/02/20/did-twitters-orwellian-tru...
http://www.dailykos.com/story/2016/2/26/1491618/-Twitter-Exe...