Boredom

A dreams is primarily the domain of emotions — and yet — you can find yourself undertaking terribly monotonous and repetitive tasks. You can even become bored! Upon waking you might feel annoyed that you essentially did "work" all night long. Aren't dreams supposed to be restful?

No, even in sleep you are at risk of boredom.

What does this tell you about the prospects of the immortal dreamer?