The Unicode Keyboard allows
cumbersome input of character that you rarely need.
The Unicode Keyboard allows input of all 65536
possible unicode values. Only if an appropriate font is installed will particular
characters be visible in the display.
While on a business trip
to Russia, a businessman sees a small sign above an interesting-looking building,
but the sign is written in Cyrillic characters. He laboriously picks the
characters in the Unicode Keyboard and shows a Russian colleague later who
explains that the building was a brothel.