The exhibit floor at Bank Administration Institute's retail delivery conference last week in New Orleans seemed as big, crowded, and confusing as the bank technology industry it brought together.

One could get lost in the five-acre maze of displays by more than 350 companies, from Acme-Wylie (a maker of automated teller machine housings) to XAC Automation (a Taiwanese manufacturer of card readers)-with bigger names like Diebold, EDS, IBM, Microsoft, and NCR along the way.

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