In addition, even the concerns stated by USPS would appear to be moot for options
including subsequent not begin projections
an initial purchase of some or all of the Phase II single-line OCRs and
conversion to multi-line capability. Since actual conversion would for about 3 years, by that time it should be clear to what extent of ZIP+4 usage with a single-line OCR system are being met.
National directory feasibility and cost.
OTA originally included the cost of
computerized national directories as a theory that national directories would OCRs. However, upon further analysis,
charge against multi-line OCR options, on the be necessary for effective use of multi-line OTA concluded that national directories, while
technically feasible, were not necessary, since and destination cities amounts to a de facto national directory has not yet been developed,
the use of local directories in the origin
national directory. In estimating costs would
addition, since a be very difficult.
consideration. (The cost of local directories was, of course, reflected in the multi-line OCR purchase ‘price and single- to multi-line conversion price.)
Single/multi-line obsolescence date for becoming obsolete in
OCR Phase 1994
obsolescence. OTA originally included as an uncertainty the
single-line OCR equipment (i. e.,
a 5 percent chance of that the single-line
OCRs could be upgraded, if necessary, to use new technologies and/or perform new
Therefore, the equipment obsolescence
date was excluded through 1998.
Multi-line OCR procurement delay. OTA originally assumed a 2-year delay in OCR procurement if USPS switched from single-to multi-line OCRs. Upon further analysis. OTA concluded that a 3-year delay was more reasonable, based on best available