This has a huge usability flaw: if I write a short word and press space (which is very common), the recommended word gets put in instead of my short word and th

This has a huge usability flaw: if I write a short word and press space (which is very common), the recommended word gets put in instead of my short word and then I have to backspace it. Kudos for the effort but I don't see this being very usable.