> What is the state of the art in usability in the 3rd party iPad keyboard market these days? Logitech ultrathin is very expensive but a must buy for ipad prod

> What is the state of the art in usability in the 3rd party iPad keyboard market these days? Logitech ultrathin is very expensive but a must buy for ipad productivity. Ergonomics are excellent for dual keyboard and screen driving (iOS doesn't make sense completely from keyboard) and it can be used as a full laptop replacement for a lot of business applications.