OK, you need 1-3 keypresses for English. Ah, of course, it's tree navigation. The number of keypresses required to enter the character is O(log(number-of-char

OK, you need 1-3 keypresses for English. Ah, of course, it's tree navigation. The number of keypresses required to enter the character is O(log(number-of-chars-in-alphabet)). So having lots of characters is a win for input speed. Thanks.