Some features are disabled in mute-mode to make sure you will not accidently save, download or comment on a different jamtrack from the one you are currently hearing. You may either lift the mute-mode to download or interact with the currently displayed remix, or move to the currently playing track with the green GOTO button.
It's all Gemmy's fault he made me do it. All guitar sounds made though my Vox tonlab ST. HD track is there in case someone (Gemmy) would like to make it a bit longer and add bass or something. Peace ;)
P.S. Joe has made a video for this song check it out https://youtu.be/2iRfYsdvnhs