Complex sentence: Currently LinuxMCE does not use the sqlCVS database revision control system employed by the PlutoHome software, making it difficult for some end users to add a few generic IR, USB, and serial port-controlled devices to the distribution.
Split into simpler sentences: Currently LinuxMCE does not use the sqlCVS database revision control system as was employed by the PlutoHome software. Some end users upgrading from Pluto may find it hard to add a few generic IR, USB, and serial port-controlled devices to the distribution.