Not useless, but just a headache to do well. There are some badass applications written in Java ME. You have to be very organized with your builds if you need

Not useless, but just a headache to do well. There are some badass applications written in Java ME. You have to be very organized with your builds if you need to utilize many optional libraries b/c phone support can be splotchy at best. Fortunately many of the important libraries such as MMAPI and PDA are commonplace with new phones.