ADVISORY/Persistence Software To Demonstrate Caching for 'Un-cacheable' Business Content on May 3.

Business Editors and High Tech Writers

ADVISORY...Wednesday (May 3)

--(BUSINESS WIRE)

      What: E-commerce sites are facing a caching crisis -- static media
    caches are unable to cache live business content, which is crucial
    for up-to-the-minute delivery of business data. Persistence
    Software is demonstrating the next generation of caching that will
    dramatically speed the delivery of changing data such as
    inventory, auction bids, airline prices, etc.

      Key customers utilizing this technology will be presenting at the
    event. Third-party product benchmark will be presented.
    Persistence and business partner executives will be available for
    individual press meetings following the presentation.

      Who: Persistence Software, The Engine For E-Commerce(TM), delivers
    caching solutions for rich Internet e-business that change the
    rules of the game. Patented caching application servers from
    Persistence currently accelerate business processing for the
    world's most demanding web sites, including iPIX, Reuters, Cisco,
    FedEx and ShopNow.com. Persistence Software (Nasdaq:PRSW) is
    headquartered in San Mateo, California. For more information, see
    http://www.persistence.com.

    When: Wednesday, May 3, 2000.
    Continental breakfast provided at 8:00 a.m.,
    presentation is 9:00-11:00 a.m.

      Where: Zeum Art and Technology Center, 221 Fourth St
   (at Howard Street) near Moscone Center, San Francisco, Calif.