They could be giving you an idea with motivation so powerful that you remember their version of it when the time of implementing that is right. At least you'd go back to office mildly pushing for a change, until you again accept that the organization isn't moving anywhere on your ask.
They could be giving you guidance of how to do something well, with quality. And when you return to office, you will do things differently just because you now know how to do it better.
For creating a program for a conference, the hard part is that people don't often suggest either of these kinds. They suggest all kinds of other talks:
- "I read a book and now I want to talk about it"
- "We build test automation for 3 years and I want to talk about it"
- "I lived a great life with many turns and I want to talk about it"