We decided to throttle unpacked requests before rejecting them completely. This is intented to give a soft "early warning" to developers. Timetable for throttling unpacked requests is as follows:
5.5.2020: 60 requests/minute
12.5.2020: 30 requests/minute
19.5.2020: 10 requests/minute
26.5.2020: 5 requests/minute
2.6.2020: unpacked requests are not allowed