What is one reason to include people who will use a new technology in conversations about technology upgrades for a business?

The users would likely know if an upgrade would be necessary or even useful.

First hand user information is often ignored by developers, change managers etc. However, obtaining first hand user input has proven vastly cost effective ,productive and easier to apply . By having early input the actual working interface can be designed so that daily users find it works effectively for them and others they interact with. It can also allow users to effectively aim to break the functionality before a crisis occurs etc. Furthermore by having user input the users will make a greater effort in ensuring the upgrade works seamlessly.

Explanation:

the today function returns a valid value without any arguments.

the today function returns the current date based on the computer's date setting and formatted as a date. today takes no parameters, but requires that you use empty parentheses