Final answer:
Customers often need training or tech support when purchasing complicated devices like advanced cameras or high-end computers due to the complexity and rapid advancement of technology.
Step-by-step explanation:
When a customer buys something complicated to use, such as an advanced camera or a high-end computer, they typically need training or tech support. This is because these devices often come with advanced features and functions that may be unfamiliar to the user. For example, an advanced camera may have manual settings and shooting modes that require knowledge and practice to use effectively. Similarly, a high-end computer may have specialized software or hardware components that require training to utilize.
Furthermore, technology is constantly evolving, and new devices and software are released regularly. Therefore, even experienced users may require assistance to keep up with the latest advancements. In such cases, tech support becomes essential to help customers troubleshoot issues, learn new features, and stay up-to-date with the technology.
In conclusion, when customers purchase complicated devices like advanced cameras or high-end computers, it is common for them to need training or tech support due to the complexity and constant changes in technology.