See the link below for some work-around descriptions
The new Massachusetts ban on texting while driving may save lives, although I have my doubts. But it certainly provides an economic stimulus for makers of cellphone software and accessories that are designed to keep our eyes on the road and hands on the wheel.
Some applications block the use of your phone while driving. Others let you keep right on texting, by reading the messages out loud and even letting you reply by talking, rather than by clicking.