Fun with Pipe

[Tomasz]

First and foremost there is absolutely ZERO difference in speed when you import via OLE vs pipe.
It makes absolutely no sense to change your existing workflow if you are just importing data.

Examples are there already. From C# you just call CallNamedPipe like in CPP example:

IPC Named Pipes docs

IPC Server (Named Pipes) Important: If you are already using existing OLE automation interface, in most cases it doesn't make sense to use named pipes. OLE interface is mature and "just works". Keep using whatever works already for you. There is no reason to change for sake of 'changing' alone. Named pipes interface is experimental and provided mainly for experiments with Python. Overview The IPC (Inter-Process Communication) server provides a lightweight JSON-based interface that …

Again I am somewhat surprised that people want to use these named pipes directly.

The purpose of adding Named Pipes to the mix is mainly easy interfacing with Python and with MCP server, as Python is bad with OLE.