Re:Alan Turing to be the face of new £50 note
by philwelch on Sunday September 01, 2019 @05:44PM
(#20855159)
I believe the $20, $50, and $100 bill are periodically redesigned with accent colors, along with other anti-counterfeiting measures. The $10, $5, $2, and $1 are not valuable enough to be worth counterfeiting so they never redesign them.
> the iBill Talking Bank Note Identifier, is now available free of charge from the Treasury Department to any US citizen who is blind or visually impaired.
> It can speak the dollar amount; it can produce a different pattern of tones for each denomination; or it can vibrate silently
> The United States is the only country that prints all denominations of currency in the same size. The US and Switzerland are the only two countries that use the same colors for all of their various bills.
https://www.afb.org/blindness-and-low-vision/using-technolog...