Conversation so far:
What can you tell me about Grace Hopper's anecdotes?
Throughout much of her later career, Grace Hopper was much in demand as a speaker at various computer-related events.
How was Grace Hopper much in demand as a speaker at various computer-related events?
Grace Hopper was well known for her lively and irreverent speaking style, as well as a rich treasury of early war stories. She also received the nickname Grandma COBOL
Why did Grace Hopper hand out pieces of wire?
It was a visual representation the distant light travels within a nanosecond.

Question: What was she trying to convey to people?
Self-contained rewrite: What was Grace Hopper trying to convey with the pieces of wire?