I've done acid and mushies at the same time and totally loved it. The way they played off each other and created varying peaks of intensities of each was quite the experience. Absolute rollercoaster and exhausting for sure but for me it worked out great. I wasn't really trying to communicate with anyone though and yeah if at any point I had a goal for something it was more or less impossible. Just gotta float down those rapids and see where you end up not much point trying to swim anywhere specific