Original link: Horseshoe Architecture: Structural Conflict Between Cloud Workloads and Mainframe Systems / Mary Simmon s/ LinkedIn.
This one I totally don't get.
Modern system do not have problems doing a custom sort order. EBCDIC binary order is noty a problem just weird.
Modern system has decimal/fixed point. JVM languages BigDecimal. .NET languages Decimal. Python Decimal. And so on.
Modern systems can read binary data just fine. Common for database access. Not quite as common for network access (XML and JSON are more widely used that Thrift and ProtoBuf!), but very possible.