Although the long-term goal is to connect St. Louis and Kansas City with a pneumatic tube people mover that could transport passengers across the state in 30 minutes, a recent study commissioned by House Speaker Elijah Haahr recommends the state should first build a 15-mile track to test the feasibility of the concept.

https://www.stltoday.com/news/local/govt-and-politics/push-for-hyperloop-begins-in-missouri-legislature/article_485eacf4-bd19-5be2-8f32-6ec282647466.html