On: Thumb-Key: A privacy-conscious Android keyboard, made for your thumbs

[kadoban]

I think you know, but just to be clear: this one isn't T9, it's something IMO much better. I've used the keyboard they based this on and it's easily the best input method available on a phone once you learn it.

[stavros → kadoban]

What did they base this on?

[kadoban → stavros]

https://www.exideas.com/ME/index.php MessagEase

[stavros → kadoban]

Oh, you mean thumb-key? I thought you meant the T9 one above.