What are some key factors to consider when determining the right size of a large floor pump for bike tires, and how can riders balance the need for a pump that can handle high pressures with the practicality of a compact design that wont take up too much space in a small home or apartment? Are there any specific features or technologies that can help riders optimize their pump size and performance, such as adjustable or telescoping handles, or innovative valve designs? How can riders weigh the importance of factors like pump head type, hose length, and pressure gauge accuracy when selecting a large floor pump, and what are some common mistakes to avoid when choosing a pump that may not be the best fit for their specific needs?