Sci-fi is something that many of us love, because it is interesting and exciting to know what will be in future, we like to hope that everything will be better, the life, health and prosperity but we do not know. Therefore speculations could be done in both directions: good and bad I believe one will find people who will be interested in both genres. Like the way you describes the moment of time travel and the feeling of being now at the end alone among other new people.