They should build the danish ic4 (made by ansaldo breda). Most of the sets never entered service, the brakes didn’t work reliably, the doors didn’t work reliably, the opening nose that hid the coupling never worked. Things even fell off in the drivers cabin (i’ve seen that with my own eyes when i was invited to a führerstandmitfahrt.
Now that woyld be an interesting train, if all those failures were modelled.