Trying on hats is read as trying on roles and ways of thinking. The hat shop stands for choosing how you want to be seen, or switching between responsibilities.
Where in your waking life have you met something like this lately?
My Cosmic Code has a private dream journal. Write a dream down and the app picks out the symbols in it, shows what dream books say about them and, over time, which words recur across your entries. The journal is stored on your device only.