for good typing you really need buttons. the issue keeps getting danced around, but ultimately I think where you want to end up is where you have a device like

for good typing you really need buttons. the issue keeps getting danced around, but ultimately I think where you want to end up is where you have a device like a twiddler on one hand that somehow is easily retractable out of the way. or, you have a pocketable keyboard like the (failed to launch) textblade. foldable bluetooth keyboards come close but they need to be able to fold smaller.