I used those characters in the latter 90s when sending query results to a web client. There was a set of parameters with ADO to seriously the data or to a stri

I used those characters in the latter 90s when sending query results to a web client. There was a set of parameters with ADO to seriously the data or to a string. It was easy enough to split/map it back in the client. Using hidden frames for jsonp-like request and callback support, that was the fun stuff. Don't miss it. Also don't miss XML or SOAP.