An exceptionally useful application, I really couldn't imagine going back to typing...
I always find that the hardest part is getting your thoughts down on paper. The process of externalising your thoughts has a latency issue: you think much faster than you could ever type. Wispr Flow goes a long way in addressing that my reducing the latency by x3 or more. It really allows me to stay in flow state as long as possible—not thinking about typos etc until I'm in the post-editing stage.
Additionally, I'm finding that it is a great tool for improving my speaking. Over the past 10 weeks of using Flow, I've found myself altering how I speak and in many cases being more eloquent as the instant transcriptions of what I say subtly help me identify repeated patterns in my speech. In other applications like Siri, you must speak like the robot, but here you can be natural and play, and in many cases learn more about how you speak when you are at your ease.
I'm not at the point where a few thousand words of an essay or exploration of an idea or maybe a long WA message is never daunting and is honestly something I quite enjoy again