Based on the nomenclature and the versioning convention, "mixernospace v61" appears to be a specific, highly niche reference—likely a piece of abandoned software, a specific configuration in the "demoscene," or an unauthorized modification (mod) within a specific community (such as Grand Theft Auto modding or audio engineering circles).
The Mixer accepts a sequence of linearly projected image patches (similar to a Vision Transformer). mixernospace v61
If you are a Twitch or YouTube streamer, here is the optimal V61 configuration: Based on the nomenclature and the versioning convention,