Answer:
Because it wasn't relevant to the topic.
Step-by-step explanation:
An attention getter, as the name suggests, has the purpose of engaging one's audience at the beginning of the speech. There are several types of attention getters. Some people choose to make a light a joke, others ask a question to make their audience members reflect on the subject or feel curious as to what the answer will be. No matter which type, the attention getter must always be relevant to the topic. The information Hector offered is nothing but trivia; it does not have any importance when it comes to space tourism, especially if thrown at the audience right from the start, without contextualization.