Past threads about lucid dreaming:<p><a href="https://news.ycombinator.com/item?id=4047370" rel="nofollow">https://news.ycombinator.com/item?id=4047370</a><p><a href="https://news.ycombinator.com/item?id=4032812" rel="nofollow">https://news.ycombinator.com/item?id=4032812</a><p><a href="https://news.ycombinator.com/item?id=54901" rel="nofollow">https://news.ycombinator.com/item?id=54901</a>