Correct, my memories include smells, visualize smoke, fog, mist, temperature, and even imbedded thoughts almost like a memory within a memory. I can even remember specific people's voices or read something in a different voice, LOL!

I too wondered if it can be a precursor to schizophrenia if not properly understood. Just like anything you have to learn to use it as a tool.

Sure as shit makes for some massive lucid dreams.