/prog/ is going to write a text editor

First, we must agree on what language to write it in.

I nominate C, for efficiency purposes, and that I am most comfortable in it. I also nominate Scheme, because I am proficient in it.

|How will we know what features we are able to implement if we don't know the language we're using.

exactly  you cant possibly say what the features are before you pick a language as it might not be possible to implement a certain feature in one language as oposssed to another