The Skywatcher Skyliner 150P Dobsonian is considered a good option for beginners, especially in areas with low light pollution, as a larger mirror can enhance visibility of dimmer celestial objects. Users recommend starting with a simple Dobsonian mount for ease of use, while some caution that smaller scopes may not yield satisfactory astrophotography results. Observers are encouraged to focus on visual experiences rather than digital imaging initially, suggesting participation in star parties for practical learning. The discussion also touches on the challenges of using astrophotography software, particularly on older operating systems like Windows 7. Overall, the consensus leans towards prioritizing visual observation skills before investing in more advanced equipment.