Sotto: A One-Handed Chorded Keyset For Typing On The Go
Write and read one-handed with this bluetooth keyset!
Chorded keysets take the one-to-many chorded mapping of piano keyboards and apply them to the concept of computer keyboards. To get an idea of how it works, check this out!
You can build your own by following the video below, and by checking out the more detailed instructions on Hackaday.