They have developed wireless handheld device which they use their own
Wireless network rather than waiting to complete AT&T network.
The issues are almost same as Sony such as Magicap O/S stability,
size, power and speed of MODEM, application software etc.
After their press launch announcement, product shipment were delayed
several months which was created some suspicious feeling among industry
Their pilot implementation of Telescript were delayed and it is not robust enough to handle more than 40,000 customers. It s also often stops without knowing bugs.
There was a feeling among AT&T network management that the Telescript might not be the right choice of network software and may take too much time to make it robust enough.
They also have many management changes during the initial development phase which have created a lack of their commitment feeling among other investors.