When you get too many bionics (e.g. more than 30), any additional bionics added don’t have an activation keyboard character next to them. You can see how this is an issue, because you can’t use any more added bionics after that. Anybody at least know a way around this? I just found chain lightning
On the main page under “Experimental Builds”. Note that the mac experimental version is broken right now IIRC, so if you are on that OS you are out of luck unless you wish to compile your own. Do note that save compatibility between 7.1 and the experimental is broken, so you won’t be able to transfer your saves over.