Yes to night thinking. Once I was involved in hunting down a tricky bug. We spent days and weeks trying various things. One night I woke up, not with a clear so

Yes to night thinking. Once I was involved in hunting down a tricky bug. We spent days and weeks trying various things. One night I woke up, not with a clear solution, but three new things to try. Tested the first one, and it worked. Told my boss that it had come to me while sleeping, and he told me to charge at least six hours for productive sleeping.