On the tenth anniversary of launching the SYBIR system, the author presented the development of the interbank clearing system in Poland with its milestones. Based on figures retrieved from the files of the National Clearing House S.A., he showed the volatility of selected features of the system. In his comments appended to the presentation, the author informs the reader about the high quality of the interbank clearing system in Poland in its many aspects, despite insufficient usage of its capabilities by the banks.