Final answer:
Software to compare carriers can be useful depending on the user's needs, but it's important to verify the accuracy and comprehensiveness of the data provided by the software.
Step-by-step explanation:
When considering whether it is a good idea to use software to compare carriers, the most fitting response might be It depends on the specific needs and requirements of the user. Software tools designed for comparison can provide a comprehensive analysis of different carriers, helping users to identify the best option for their particular requirements. However, it should be noted that not all software tools may have up-to-date information or may lack insights into the nuances of each carrier's service quality, which can vary significantly. For instance, as the question points out, some phone service providers are less reliable than well-known carriers like AT&T. Therefore, while software can help streamline the decision-making process by providing data, users should also consider engaging in further research or consult with experts to ensure the accuracy of the information before making a final decision.