Honestly, technical reasons should be put forward why a block plainly isn't possible. It is also a disadvantage compared to anonymous internet usage in general.

Honestly, technical reasons should be put forward why a block plainly isn't possible. It is also a disadvantage compared to anonymous internet usage in general. I am sure many Iranians used Github just fine. Establish the the network doesn't support sanctions like this and diplomatic channels will find other venues. But free net accessibility only helps against regimes like we can find in Iran anyway.