What can be achieved by processing audio signals through an Aux Input track?

Processing audio signals through an Aux Input track allows for real-time manipulation with effects before mixing. This capability is significant because it enables users to apply various audio effects, such as reverb, delay, or EQ, to a signal without affecting the original audio track directly. This means you can experiment with different effects settings and fine-tune the sound in a non-destructive way. The Aux Input serves as a creative space where multiple audio signals can be routed, allowing for complex mixing scenarios while maintaining the flexibility to adjust the effects in real-time, facilitating a dynamic mixing process.

The other options do not correctly describe the primary function of an Aux Input track. While recording audio nuances and capturing MIDI sequences are important aspects of audio production, they are not functions specific to Aux Input tracks. Similarly, managing the overall session playback speed is more related to track settings and session parameters rather than something that could be achieved specifically through an Aux Input track.