The 'Time Portal' game concept is creating excitement as users explore historical events through AI-generated visuals. While some users appreciate the creativity and educational aspect, many express concerns regarding the quality and accuracy of AI-generated content, leading to a mix of enjoyment and frustration. Users suggest improvements like a 'PG mode' for younger players and more accurate representations of events, while others recognize the addictive nature of the game reminiscent of GeoGuessr. The overall sentiment is positive, with a call for enhancements and further development in historical AI recreations.