If you are mining ethereum or its forks with gpus and have a github account you ahould flood this post
by the eth devs and asic shills discussing reducting block reward only, or forking Asics and reducing blook reward.
So far most of the support serms to be for Asics.  They are discussing all this in a meeting tomorrow so leave your imput as gpu miners.
 
https://github.com/ethereum/pm/issues/55