Tandy did this many years ago, with better ergonomics. [edit] It was really a Kyocera machine branded by Tandy (and others) I knew a Bell Labs department head

Tandy did this many years ago, with better ergonomics. [edit] It was really a Kyocera machine branded by Tandy (and others) I knew a Bell Labs department head that owned one back in the late 1980s and used it while traveling. The ergonomics on them was really quite good.