De Courcy is also launching RT??jr Radio from 7am to 7pm, with TRT?? Radio, aimed at the seven to 11 age bracket, taking over from 7pm to 9pm, while a new bubble-themed RT??jr app has been designed by RT?? and Marino Software, an internationally renowned Irish designer of children???s apps. ???There is no such thing as new technology to children,??? she says. ???They are the earliest adopters.???