The giant space bar is one of the things that we’ve inherited from the typewriter that doesn’t make sense anymore; we don’t have the technical limitations from over 100 years ago.
We’ve added 8 thumb keys in the area that our thumbs rest so they are easy to access.
The thumb is the strongest and least used finger and is dexterous enough to handle more than a big key.
If you want to learn more about the story behind the 8 thumb keys and why we designed them as such, you can read this article, or watch the video below.