Still data's dark horse?

MCI manager Bill Callahan believes that switched multimegabit data service (SMDS) technology is experiencing a growth that runs parallel to that of frame relay. However, Callahan feels that SMDS is more advanced compared to frame relay. The SMDS Interest Group reported that International Data Corp. statistics revealed a 50% increase in the use of and the revenues generated by SMDS since 1994. However, the future of SMDS is still uncertain. The reasons behind the technology's slow acceptance are discussed.
SMDS usage has doubled in a year, and some carriers are pushing to make access easier than ever. So why do other major players still shun it? MCI's Bill Callahan [...]