Keyboard layout France, Belgium, and some African countries. It differs from the QWERTY layout thus: Lithuanian keyboards use a layout known as ĄŽERTY, where Ą appears in place of Q above A, Ž in place of W above S, and Ū in place of X below S, with Q, W, and X being available either on the far right-hand side or by use of the AltGr key. Besides ĄŽERTY, the Lithuanian QWERTY keyboard is also used. The QZERTY layout was used mostly in Italy, where it was the traditional typewriter layout. In recent years, however, a modified QWERTY layout with stressed keys
Dvorak Simplified Keyboard change. The Dvorak layout is often used in economics textbooks as a standard example of network effects, though this method has been criticized. Most keyboards are based on QWERTY patterns, despite the availability of other keyboard patterns, including the Dvorak. Although DSK is implemented in many languages other than English, there are still potential issues. Every Dvorak implementation for other languages has the same difficulties as for Roman characters. However, other (occidental) language orthographies can have other typing needs for optimization (many are very different from English). Because Dvorak Simplified Keyboard was optimized for the statistical distribution of letters of