Maybe, but maybe not if you view time in a 21st century perspective. Currently people view time from a 20th century perspective.
Question: If it takes 3 hours to drive from Detroit to Chicago and 5 hours by train, which takes more time? The answer is clearly the car, because one can work on the train.
In 20th century thinking, travel time is assumed to be wasted time. In 21st century thinking, travel time can be very productive profitable time. It's not wasted at all- - provided you are on a train.
So what if Hyperloop goes slower than projected, and you have to sit buckled up and unable to log onto the Internet. Would going 400 mph on Hyperloop really be faster than going 200 mph on the California high speed train they are already building? It depends on what century you are living, and thinking, in.