Speed Limiter Buttons

Has anybody thought of having a speed limiter buttons for 20/30/40 mph, so that you can just drive without having to look at the speedo every few seconds.
Simply press the appropriate button and the car automatically will not do any more than 20 / 30 /40 mph.
Justin M 08/15/2014
There's also this thing called cruise control :thumbsup:
Donovan H 08/02/2014
"Has anybody thought of" paying attenton to what you're doing?