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by HillRat 1301 days ago
This article predates XHTML, and was almost certainly not informed by the then-current work on RDF/Dublin Core. At the time, terminal screen-scraping was ... not an uncommon method of data interchange between systems (hence the context of 3270 terminals); using BMS maps was an improvement over the naive approach, basically letting you hook into the screen formatter. The article's point is that these approaches were legacy baggage, and the attempt to "modernize" BMS maps by letting them output HTML in addition to green-screen was doomed to fail. Instead, Duquaine advocates where we landed, with SOAP (and successor) services making data available instead of forcing integrations to go through human-readable display functions. (It's probably worth noting that this is what he focused on at Sybase, specifically his work on their RPC gateway that hooked into legacy mainframe transports such as CICS.)